From ba391960d9d26180335fccc2f3d593021324de76 Mon Sep 17 00:00:00 2001 From: omagdy7 Date: Sun, 19 Mar 2023 11:58:33 +0200 Subject: Solved new problems from codeforces --- codeforces/WalkingMaster/main | Bin 0 -> 17784 bytes codeforces/WalkingMaster/main.cpp | 142 ++++++++++++++++++++++++++++++ codeforces/WalkingMaster/main_input0.txt | 7 ++ codeforces/WalkingMaster/main_output0.txt | 6 ++ 4 files changed, 155 insertions(+) create mode 100755 codeforces/WalkingMaster/main create mode 100755 codeforces/WalkingMaster/main.cpp create mode 100644 codeforces/WalkingMaster/main_input0.txt create mode 100644 codeforces/WalkingMaster/main_output0.txt (limited to 'codeforces/WalkingMaster') diff --git a/codeforces/WalkingMaster/main b/codeforces/WalkingMaster/main new file mode 100755 index 0000000..2813aca Binary files /dev/null and b/codeforces/WalkingMaster/main differ diff --git a/codeforces/WalkingMaster/main.cpp b/codeforces/WalkingMaster/main.cpp new file mode 100755 index 0000000..3efb42c --- /dev/null +++ b/codeforces/WalkingMaster/main.cpp @@ -0,0 +1,142 @@ +#include +using namespace std; + +using ll = long long; +using pii = pair; +using vpi = vector; +using vi = vector; +using vll = vector; +using mpii = map; +using mpll = map; +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 ostream& operator<<(ostream& os, const pair& p); +template ostream& operator<<(ostream& os, const vector& vec); +template ostream& operator<<(ostream& os, const map& m); +template ostream& operator<<(ostream& os, const unordered_map& m); +template ostream& operator<<(ostream& os, const set& s); +template ostream& operator<<(ostream& os, const unordered_set& s); + +template +ostream& operator<<(ostream& os, const pair& p) { + os << "(" << p.first << ", " << p.second << ")"; + return os; +} + +template +ostream& operator<<(ostream& os, const vector& vec) { + os << "{"; + for (size_t i = 0; i < vec.size(); ++i) { + if (i > 0) os << ", "; + os << vec[i]; + } + os << "}"; + return os; +} + + +template +ostream& operator<<(ostream& os, const map& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template +ostream& operator<<(ostream& os, const unordered_map& m) { + os << "{"; + for (const auto& p : m) { + os << p.first << ": " << p.second << ", "; + } + os << "}"; + return os; +} + +template +ostream& operator<<(ostream& os, const set& s) { + int i = 0; + os << "{"; + for (const auto& e : s) { + if (i > 0) os << ", "; + os << e; + i++; + } + os << "}"; + return os; +} + +template +ostream& operator<<(ostream& os, const unordered_set& 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 +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 a, b, c, d; + cin >> a >> b >> c >> d; + int xAfterUp = (d - b) + a; + print(xAfterUp); + if (d > b && c <= a) + if ((d <= b && c > a) || c > xAfterUp) { + cout << -1 << '\n'; + return; + } + cout << (d - b) + abs(xAfterUp - c) << '\n'; + +} + +int main () { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int tt; + cin >> tt; + while(tt--) { + solve(); + } +} + + diff --git a/codeforces/WalkingMaster/main_input0.txt b/codeforces/WalkingMaster/main_input0.txt new file mode 100644 index 0000000..fd8aabe --- /dev/null +++ b/codeforces/WalkingMaster/main_input0.txt @@ -0,0 +1,7 @@ +6 +-1 0 -1 2 +0 0 4 5 +-2 -1 1 1 +-3 2 -3 2 +2 -1 -1 -1 +1 1 0 2 diff --git a/codeforces/WalkingMaster/main_output0.txt b/codeforces/WalkingMaster/main_output0.txt new file mode 100644 index 0000000..1382439 --- /dev/null +++ b/codeforces/WalkingMaster/main_output0.txt @@ -0,0 +1,6 @@ +4 +6 +-1 +0 +3 +3 -- cgit v1.2.3