diff options
Diffstat (limited to 'codeforces')
47 files changed, 1802 insertions, 6 deletions
diff --git a/codeforces/AllDistinct/main b/codeforces/AllDistinct/main Binary files differnew file mode 100755 index 0000000..aa1f15f --- /dev/null +++ b/codeforces/AllDistinct/main diff --git a/codeforces/AllDistinct/main.cpp b/codeforces/AllDistinct/main.cpp new file mode 100755 index 0000000..d8288fc --- /dev/null +++ b/codeforces/AllDistinct/main.cpp @@ -0,0 +1,146 @@ +#include<bits/stdc++.h> +using namespace std; + +using ll = long long; +using pii = pair<int, int>; +using vpi = vector<pii>; +using vi = vector<int>; +using vll = vector<long long>; +using mpii = map<int, int>; +using mpll = map<ll, ll>; +using db = long double; + +#define pb push_back +#define all(x) (x).begin(), (x).end() +#define rall(x) (x).rbegin(), (x).rend() +#define lb lower_bound +#define ub upper_bound +#define make_unique(x) sort(all((x))); (x).resize(unique(all((x))) - (x).begin()) +#define ceil(a, b) ((a) + (b) - 1) / (b)) + +const int MOD = (int)1e9 + 7; +const db PI = acos((db)-1); +const int dx[4]{1, 0, -1, 0}; +const int dy[4]{0, 1, 0, -1}; + +template<typename K, typename V> ostream& operator<<(ostream& os, const pair<K, V>& p); +template<typename T> ostream& operator<<(ostream& os, const vector<T>& vec); +template<typename K, typename V> ostream& operator<<(ostream& os, const map<K, V>& m); +template<typename K, typename V> ostream& operator<<(ostream& os, const unordered_map<K, V>& m); +template<typename T> ostream& operator<<(ostream& os, const set<T>& s); +template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s); + +template<typename K, typename V> +ostream& operator<<(ostream& os, const pair<K, V>& p) { + os << "(" << p.first << ", " << p.second << ")"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const vector<T>& vec) { + os << "{"; + for (size_t i = 0; i < vec.size(); ++i) { + if (i > 0) os << ", "; + os << vec[i]; + } + os << "}"; + return os; +} + + +template<typename K, typename V> +ostream& operator<<(ostream& os, const map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename K, typename V> +ostream& operator<<(ostream& os, const unordered_map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const unordered_set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +void print() { + cerr << "\n"; +} + +template<typename T, typename... TS> +void print(T val, TS... vals) { + cerr << val << " "; + print(vals...); +} + + + +/* stuff you should look for: + --------------------------- + * special cases (n=1?) + * int overflow, array bounds + * do smth instead of nothing and stay organized + * WRITE STUFF DOWN + * DON'T GET STUCK ON ONE APPROACH + */ + +void solve() { + int n; + cin >> n; + vi v(n); + set<int> st; + for (auto &x : v) { + cin >> x; + st.insert(x); + } + int distinct = st.size(); + if ((n - distinct) % 2 == 1) { + cout << distinct - 1 << '\n'; + } else { + cout << distinct << '\n'; + } + +} + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int tt; + cin >> tt; + while(tt--) { + solve(); + } +} + + diff --git a/codeforces/AllDistinct/main_input0.txt b/codeforces/AllDistinct/main_input0.txt new file mode 100644 index 0000000..888e289 --- /dev/null +++ b/codeforces/AllDistinct/main_input0.txt @@ -0,0 +1,9 @@ +4 +6 +2 2 2 3 3 3 +5 +9 1 9 9 1 +4 +15 16 16 15 +4 +10 100 1000 10000 diff --git a/codeforces/AllDistinct/main_output0.txt b/codeforces/AllDistinct/main_output0.txt new file mode 100644 index 0000000..85222d5 --- /dev/null +++ b/codeforces/AllDistinct/main_output0.txt @@ -0,0 +1,4 @@ +2 +1 +2 +4 diff --git a/codeforces/LuckyNumbers/main b/codeforces/LuckyNumbers/main Binary files differnew file mode 100755 index 0000000..506cb3e --- /dev/null +++ b/codeforces/LuckyNumbers/main diff --git a/codeforces/LuckyNumbers/main.cpp b/codeforces/LuckyNumbers/main.cpp new file mode 100755 index 0000000..90b029e --- /dev/null +++ b/codeforces/LuckyNumbers/main.cpp @@ -0,0 +1,172 @@ +#include<bits/stdc++.h> +using namespace std; + +using ll = long long; +using pii = pair<int, int>; +using vpi = vector<pii>; +using vi = vector<int>; +using vll = vector<long long>; +using mpii = map<int, int>; +using mpll = map<ll, ll>; +using db = long double; + +#define pb push_back +#define all(x) (x).begin(), (x).end() +#define rall(x) (x).rbegin(), (x).rend() +#define lb lower_bound +#define ub upper_bound +#define make_unique(x) sort(all((x))); (x).resize(unique(all((x))) - (x).begin()) +#define ceil(a, b) ((a) + (b) - 1) / (b)) + +const int MOD = (int)1e9 + 7; +const db PI = acos((db)-1); +const int dx[4]{1, 0, -1, 0}; +const int dy[4]{0, 1, 0, -1}; + +template<typename K, typename V> ostream& operator<<(ostream& os, const pair<K, V>& p); +template<typename T> ostream& operator<<(ostream& os, const vector<T>& vec); +template<typename K, typename V> ostream& operator<<(ostream& os, const map<K, V>& m); +template<typename K, typename V> ostream& operator<<(ostream& os, const unordered_map<K, V>& m); +template<typename T> ostream& operator<<(ostream& os, const set<T>& s); +template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s); + +template<typename K, typename V> +ostream& operator<<(ostream& os, const pair<K, V>& p) { + os << "(" << p.first << ", " << p.second << ")"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const vector<T>& vec) { + os << "{"; + for (size_t i = 0; i < vec.size(); ++i) { + if (i > 0) os << ", "; + os << vec[i]; + } + os << "}"; + return os; +} + + +template<typename K, typename V> +ostream& operator<<(ostream& os, const map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename K, typename V> +ostream& operator<<(ostream& os, const unordered_map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const unordered_set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +void print() { + cerr << "\n"; +} + +template<typename T, typename... TS> +void print(T val, TS... vals) { + cerr << val << " "; + print(vals...); +} + + + +/* stuff you should look for: + --------------------------- + * special cases (n=1?) + * int overflow, array bounds + * do smth instead of nothing and stay organized + * WRITE STUFF DOWN + * DON'T GET STUCK ON ONE APPROACH + */ + +vi cache; + + +int getLucky(int n) { + int mx = 0; + int mn = 10; + while(n) { + mx = max(mx, n % 10); + mn = min(mn, n % 10); + n /= 10; + } + return mx - mn; +} + +void fillCache() { + for (int i = 0; i < 1e6 + 3; i++) { + if (getLucky(i) == 9) { + cache.pb(i); + } + } +} + +void solve() { + int l, r; + cin >> l >> r; + pii ans = {0, 0}; + if (r - l >= 100) { + for (auto x : cache) { + if (x >= l && x <= r) { + cout << x << '\n'; + return; + } + } + } + for (int i = l; i <= r; i++) { + int luck = getLucky(i); + if (luck >= ans.first) { + ans = {luck, i}; + } + } + cout << ans.second << '\n'; +} + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int tt; + cin >> tt; + fillCache(); + while(tt--) { + solve(); + } +} + + diff --git a/codeforces/LuckyNumbers/main_input0.txt b/codeforces/LuckyNumbers/main_input0.txt new file mode 100644 index 0000000..6c4fb52 --- /dev/null +++ b/codeforces/LuckyNumbers/main_input0.txt @@ -0,0 +1,6 @@ +5 +59 63 +42 49 +15 15 +53 57 +1 100 diff --git a/codeforces/LuckyNumbers/main_input1.txt b/codeforces/LuckyNumbers/main_input1.txt new file mode 100644 index 0000000..95bce4d --- /dev/null +++ b/codeforces/LuckyNumbers/main_input1.txt @@ -0,0 +1,2 @@ +1 +1 2
\ No newline at end of file diff --git a/codeforces/LuckyNumbers/main_output0.txt b/codeforces/LuckyNumbers/main_output0.txt new file mode 100644 index 0000000..f5ad0b0 --- /dev/null +++ b/codeforces/LuckyNumbers/main_output0.txt @@ -0,0 +1,5 @@ +60 +49 +15 +57 +90 diff --git a/codeforces/LuckyNumbers/main_output1.txt b/codeforces/LuckyNumbers/main_output1.txt new file mode 100644 index 0000000..c227083 --- /dev/null +++ b/codeforces/LuckyNumbers/main_output1.txt @@ -0,0 +1 @@ +0
\ No newline at end of file diff --git a/codeforces/Marthon/main b/codeforces/Marthon/main Binary files differnew file mode 100755 index 0000000..060071d --- /dev/null +++ b/codeforces/Marthon/main diff --git a/codeforces/Marthon/main.cpp b/codeforces/Marthon/main.cpp new file mode 100755 index 0000000..d740ca3 --- /dev/null +++ b/codeforces/Marthon/main.cpp @@ -0,0 +1,139 @@ +#include<bits/stdc++.h> +using namespace std; + +using ll = long long; +using pii = pair<int, int>; +using vpi = vector<pii>; +using vi = vector<int>; +using vll = vector<long long>; +using mpii = map<int, int>; +using mpll = map<ll, ll>; +using db = long double; + +#define pb push_back +#define all(x) (x).begin(), (x).end() +#define rall(x) (x).rbegin(), (x).rend() +#define lb lower_bound +#define ub upper_bound +#define make_unique(x) sort(all((x))); (x).resize(unique(all((x))) - (x).begin()) +#define ceil(a, b) ((a) + (b) - 1) / (b)) + +const int MOD = (int)1e9 + 7; +const db PI = acos((db)-1); +const int dx[4]{1, 0, -1, 0}; +const int dy[4]{0, 1, 0, -1}; + +template<typename K, typename V> ostream& operator<<(ostream& os, const pair<K, V>& p); +template<typename T> ostream& operator<<(ostream& os, const vector<T>& vec); +template<typename K, typename V> ostream& operator<<(ostream& os, const map<K, V>& m); +template<typename K, typename V> ostream& operator<<(ostream& os, const unordered_map<K, V>& m); +template<typename T> ostream& operator<<(ostream& os, const set<T>& s); +template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s); + +template<typename K, typename V> +ostream& operator<<(ostream& os, const pair<K, V>& p) { + os << "(" << p.first << ", " << p.second << ")"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const vector<T>& vec) { + os << "{"; + for (size_t i = 0; i < vec.size(); ++i) { + if (i > 0) os << ", "; + os << vec[i]; + } + os << "}"; + return os; +} + + +template<typename K, typename V> +ostream& operator<<(ostream& os, const map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename K, typename V> +ostream& operator<<(ostream& os, const unordered_map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const unordered_set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +void print() { + cerr << "\n"; +} + +template<typename T, typename... TS> +void print(T val, TS... vals) { + cerr << val << " "; + print(vals...); +} + + + +/* stuff you should look for: + --------------------------- + * special cases (n=1?) + * int overflow, array bounds + * do smth instead of nothing and stay organized + * WRITE STUFF DOWN + * DON'T GET STUCK ON ONE APPROACH + */ + +void solve() { + vi v(4); + for (int i = 0; i < 4; ++i) { + cin >> v[i]; + } + int timur = v[0]; + sort(all(v)); + int posTimur = find(all(v), timur) - v.begin(); + cout << 3 - posTimur << "\n"; +} + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int tt; + cin >> tt; + while(tt--) { + solve(); + } +} + + diff --git a/codeforces/Marthon/main_input0.txt b/codeforces/Marthon/main_input0.txt new file mode 100644 index 0000000..9c4bac8 --- /dev/null +++ b/codeforces/Marthon/main_input0.txt @@ -0,0 +1,5 @@ +4 +2 3 4 1 +10000 0 1 2 +500 600 400 300 +0 9999 10000 9998 diff --git a/codeforces/Marthon/main_output0.txt b/codeforces/Marthon/main_output0.txt new file mode 100644 index 0000000..35f5032 --- /dev/null +++ b/codeforces/Marthon/main_output0.txt @@ -0,0 +1,4 @@ +2 +0 +1 +3 diff --git a/codeforces/PlayingInCasino/main b/codeforces/PlayingInCasino/main Binary files differnew file mode 100755 index 0000000..35326fe --- /dev/null +++ b/codeforces/PlayingInCasino/main diff --git a/codeforces/PlayingInCasino/main.cpp b/codeforces/PlayingInCasino/main.cpp new file mode 100755 index 0000000..4c55293 --- /dev/null +++ b/codeforces/PlayingInCasino/main.cpp @@ -0,0 +1,151 @@ +#include<bits/stdc++.h> +using namespace std; + +using ll = long long; +using pii = pair<int, int>; +using vpi = vector<pii>; +using vi = vector<int>; +using vll = vector<long long>; +using mpii = map<int, int>; +using mpll = map<ll, ll>; +using db = long double; + +#define pb push_back +#define all(x) (x).begin(), (x).end() +#define rall(x) (x).rbegin(), (x).rend() +#define lb lower_bound +#define ub upper_bound +#define make_unique(x) sort(all((x))); (x).resize(unique(all((x))) - (x).begin()) +#define ceil(a, b) ((a) + (b) - 1) / (b)) + +const int MOD = (int)1e9 + 7; +const db PI = acos((db)-1); +const int dx[4]{1, 0, -1, 0}; +const int dy[4]{0, 1, 0, -1}; + +template<typename K, typename V> ostream& operator<<(ostream& os, const pair<K, V>& p); +template<typename T> ostream& operator<<(ostream& os, const vector<T>& vec); +template<typename K, typename V> ostream& operator<<(ostream& os, const map<K, V>& m); +template<typename K, typename V> ostream& operator<<(ostream& os, const unordered_map<K, V>& m); +template<typename T> ostream& operator<<(ostream& os, const set<T>& s); +template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s); + +template<typename K, typename V> +ostream& operator<<(ostream& os, const pair<K, V>& p) { + os << "(" << p.first << ", " << p.second << ")"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const vector<T>& vec) { + os << "{"; + for (size_t i = 0; i < vec.size(); ++i) { + if (i > 0) os << ", "; + os << vec[i]; + } + os << "}"; + return os; +} + + +template<typename K, typename V> +ostream& operator<<(ostream& os, const map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename K, typename V> +ostream& operator<<(ostream& os, const unordered_map<K, V>& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const unordered_set<T>& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +void print() { + cerr << "\n"; +} + +template<typename T, typename... TS> +void print(T val, TS... vals) { + cerr << val << " "; + print(vals...); +} + + + +/* stuff you should look for: + --------------------------- + * special cases (n=1?) + * int overflow, array bounds + * do smth instead of nothing and stay organized + * WRITE STUFF DOWN + * DON'T GET STUCK ON ONE APPROACH + */ + +void solve() { + int n, m; + cin >> n >> m; + ll ans = 0; + vector<vll> a(m, vll(n)); + for (int i = 0; i < n; i++) { + vi v(m); + for (int j = 0; j < m; j++) { + cin >> v[j]; + a[j][i] = v[j]; + } + } + for (int i = 0; i < m; i++) { + sort(rall(a[i])); + for (int j = 0; j < n; j++) { + int after = n - 1 - j; + int before = j; + ans += a[i][j] * (after - before); + } + } + cout << ans << '\n'; +} + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int tt; + cin >> tt; + while(tt--) { + solve(); + } +} + + diff --git a/codeforces/PlayingInCasino/main_input0.txt b/codeforces/PlayingInCasino/main_input0.txt new file mode 100644 index 0000000..42d5477 --- /dev/null +++ b/codeforces/PlayingInCasino/main_input0.txt @@ -0,0 +1,12 @@ +3 +3 5 +1 4 2 8 5 +7 9 2 1 4 +3 8 5 3 1 +1 4 +4 15 1 10 +4 3 +1 2 3 +3 2 1 +1 2 1 +4 2 7 diff --git a/codeforces/PlayingInCasino/main_output0.txt b/codeforces/PlayingInCasino/main_output0.txt new file mode 100644 index 0000000..9c33d42 --- /dev/null +++ b/codeforces/PlayingInCasino/main_output0.txt @@ -0,0 +1,3 @@ +50 +0 +31 diff --git a/codeforces/SortZero/main b/codeforces/SortZero/main Binary files differnew file mode 100755 index 0000000..4f0d902 --- /dev/null +++ b/codeforces/SortZero/main diff --git a/codeforces/SortZero/main.cpp b/codeforces/SortZero/main.cpp new file mode 100755 index 0000000..eadfde0 --- /dev/null +++ b/codeforces/SortZero/main.cpp @@ -0,0 +1,150 @@ +#include<bits/stdc++.h> +using namespace std; + +using ll = long long; +using pii = pair<int, int>; +using vpi = vector<pii>; +using vi = vector<int>; +using vll = vector<long long>; +using mpii = map<int, int>; +using mpll = map<ll, ll>; +using db = long double; + +#define pb push_back +#define all(x) (x).begin(), (x).end() +#define rall(x) (x).rbegin(), (x).rend() +#define lb lower_bound +#define ub upper_bound +#define make_unique(x) sort(all((x))); (x).resize(unique(all((x))) - (x).begin()) +#define ceil(a, b) ((a) + (b) - 1) / (b)) + +const int MOD = (int)1e9 + 7; +const db PI = acos((db)-1); +const int dx[4]{1, 0, -1, 0}; +const int dy[4]{0, 1, 0, -1}; + +template<typename K, typename V> ostream& operator<<(ostream& os, const pair<K, V>& p); +template<typename T> ostream& operator<<(ostream& os, const vector<T>& vec); +template<typename K, typename V> ostream& operator<<(ostream& os, const map<K, V>& m); +template<typename K, typename V> ostream& operator<<(ostream& os, const unordered_map<K, V>& m); +template<typename T> ostream& operator<<(ostream& os, const set<T>& s); +template<typename T> ostream& operator<<(ostream& os, const unordered_set<T>& s); + +template<typename K, typename V> +ostream& operator<<(ostream& os, const pair<K, V>& p) { + os << "(" << p.first << ", " << p.second << ")"; + return os; +} + +template<typename T> +ostream& operator<<(ostream& os, const vector<T>& vec) { + os << "{"; + for (size_t i = 0; i < vec.size(); ++i) { + if (i > 0) os << ", "; + os << vec[i]; + } |