From ef9dfb5d8bfa705a0c056a2652d298e5ebb763fb Mon Sep 17 00:00:00 2001 From: omagdy7 Date: Wed, 22 Feb 2023 20:18:04 +0200 Subject: Solved a bunch of problems --- contests/Starters78/B/main | Bin 0 -> 17688 bytes contests/Starters78/B/main.cpp | 109 +++++++++++++++++++++++++++++++++ contests/Starters78/B/main_input0.txt | 4 ++ contests/Starters78/B/main_input1.txt | 2 + contests/Starters78/B/main_input2.txt | 2 + contests/Starters78/B/main_input3.txt | 2 + contests/Starters78/B/main_input4.txt | 2 + contests/Starters78/B/main_input5.txt | 2 + contests/Starters78/B/main_input6.txt | 2 + contests/Starters78/B/main_input7.txt | 2 + contests/Starters78/B/main_output0.txt | 3 + contests/Starters78/B/main_output1.txt | 1 + contests/Starters78/B/main_output2.txt | 1 + contests/Starters78/B/main_output3.txt | 1 + contests/Starters78/B/main_output4.txt | 1 + contests/Starters78/B/main_output5.txt | 1 + contests/Starters78/B/main_output6.txt | 1 + contests/Starters78/B/main_output7.txt | 1 + 18 files changed, 137 insertions(+) create mode 100755 contests/Starters78/B/main create mode 100755 contests/Starters78/B/main.cpp create mode 100644 contests/Starters78/B/main_input0.txt create mode 100644 contests/Starters78/B/main_input1.txt create mode 100644 contests/Starters78/B/main_input2.txt create mode 100644 contests/Starters78/B/main_input3.txt create mode 100644 contests/Starters78/B/main_input4.txt create mode 100644 contests/Starters78/B/main_input5.txt create mode 100644 contests/Starters78/B/main_input6.txt create mode 100644 contests/Starters78/B/main_input7.txt create mode 100644 contests/Starters78/B/main_output0.txt create mode 100644 contests/Starters78/B/main_output1.txt create mode 100644 contests/Starters78/B/main_output2.txt create mode 100644 contests/Starters78/B/main_output3.txt create mode 100644 contests/Starters78/B/main_output4.txt create mode 100644 contests/Starters78/B/main_output5.txt create mode 100644 contests/Starters78/B/main_output6.txt create mode 100644 contests/Starters78/B/main_output7.txt (limited to 'contests/Starters78/B') diff --git a/contests/Starters78/B/main b/contests/Starters78/B/main new file mode 100755 index 0000000..0e36586 Binary files /dev/null and b/contests/Starters78/B/main differ diff --git a/contests/Starters78/B/main.cpp b/contests/Starters78/B/main.cpp new file mode 100755 index 0000000..d5c6cce --- /dev/null +++ b/contests/Starters78/B/main.cpp @@ -0,0 +1,109 @@ +#include +using namespace std; + +using ll = long long; +using pi = 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 + +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}; + +// pretty printing +template void printm(const map &mp) { + cerr << "{" << endl; + for (auto p : mp) { + cerr << " { " << p.first << " : " << p.second << " }\n"; + } + cerr << "}" << endl; +} +template void printv(const vector &v) { + cerr << "["; + for (int i = 0; i < v.size(); i++) { + if (i == v.size() - 1) { + cerr << v[i]; + } else { + cerr << v[i] << ", "; + } + } + cerr << "]\n"; +} + +template void printvv(const vector> &v) { + cerr << "[\n"; + for (auto &vec : v) { + cout << " "; + printv(vec); + } + cerr << "]\n"; +} +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 n, x; + cin >> n >> x; + if ((x < 0 && n - abs(x) < 1) || (x > 0 && n + 1 < x)) { + cout << "-1\n"; + return; + } + if (x == 0) { + for (int i = 0; i < n - 1; i++) { + cout << "*"; + } + cout << "-\n"; + return; + } + if (x > 0) { + for (int i = 0; i < n - abs(x) + 1; i++) { + cout << "*"; + } + for (int i = 0; i < abs(x) - 1; i++) { + cout << "+"; + } + } else { + for (int i = 0; i < n - abs(x) - 1; i++) { + cout << "*"; + } + for (int i = 0; i < abs(x) + 1; i++) { + cout << "-"; + } + + } + cout << '\n'; +} + +int main() { + ios_base::sync_with_stdio(false); + cin.tie(NULL); + int tt; + cin >> tt; + while (tt--) { + solve(); + } +} diff --git a/contests/Starters78/B/main_input0.txt b/contests/Starters78/B/main_input0.txt new file mode 100644 index 0000000..1867e89 --- /dev/null +++ b/contests/Starters78/B/main_input0.txt @@ -0,0 +1,4 @@ +3 +3 4 +2 -5 +3 1 diff --git a/contests/Starters78/B/main_input1.txt b/contests/Starters78/B/main_input1.txt new file mode 100644 index 0000000..2269299 --- /dev/null +++ b/contests/Starters78/B/main_input1.txt @@ -0,0 +1,2 @@ +1 +7 0 \ No newline at end of file diff --git a/contests/Starters78/B/main_input2.txt b/contests/Starters78/B/main_input2.txt new file mode 100644 index 0000000..378d966 --- /dev/null +++ b/contests/Starters78/B/main_input2.txt @@ -0,0 +1,2 @@ +1 +7 -5 \ No newline at end of file diff --git a/contests/Starters78/B/main_input3.txt b/contests/Starters78/B/main_input3.txt new file mode 100644 index 0000000..2269299 --- /dev/null +++ b/contests/Starters78/B/main_input3.txt @@ -0,0 +1,2 @@ +1 +7 0 \ No newline at end of file diff --git a/contests/Starters78/B/main_input4.txt b/contests/Starters78/B/main_input4.txt new file mode 100644 index 0000000..250b313 --- /dev/null +++ b/contests/Starters78/B/main_input4.txt @@ -0,0 +1,2 @@ +1 +2 2 \ No newline at end of file diff --git a/contests/Starters78/B/main_input5.txt b/contests/Starters78/B/main_input5.txt new file mode 100644 index 0000000..563e0d2 --- /dev/null +++ b/contests/Starters78/B/main_input5.txt @@ -0,0 +1,2 @@ +1 +4 -5 \ No newline at end of file diff --git a/contests/Starters78/B/main_input6.txt b/contests/Starters78/B/main_input6.txt new file mode 100644 index 0000000..76f9fe1 --- /dev/null +++ b/contests/Starters78/B/main_input6.txt @@ -0,0 +1,2 @@ +1 +6 -5 \ No newline at end of file diff --git a/contests/Starters78/B/main_input7.txt b/contests/Starters78/B/main_input7.txt new file mode 100644 index 0000000..378d966 --- /dev/null +++ b/contests/Starters78/B/main_input7.txt @@ -0,0 +1,2 @@ +1 +7 -5 \ No newline at end of file diff --git a/contests/Starters78/B/main_output0.txt b/contests/Starters78/B/main_output0.txt new file mode 100644 index 0000000..45554cc --- /dev/null +++ b/contests/Starters78/B/main_output0.txt @@ -0,0 +1,3 @@ ++++ +-1 +*+- diff --git a/contests/Starters78/B/main_output1.txt b/contests/Starters78/B/main_output1.txt new file mode 100644 index 0000000..5e1d35c --- /dev/null +++ b/contests/Starters78/B/main_output1.txt @@ -0,0 +1 @@ +******- \ No newline at end of file diff --git a/contests/Starters78/B/main_output2.txt b/contests/Starters78/B/main_output2.txt new file mode 100644 index 0000000..1092cca --- /dev/null +++ b/contests/Starters78/B/main_output2.txt @@ -0,0 +1 @@ +*------ \ No newline at end of file diff --git a/contests/Starters78/B/main_output3.txt b/contests/Starters78/B/main_output3.txt new file mode 100644 index 0000000..5e1d35c --- /dev/null +++ b/contests/Starters78/B/main_output3.txt @@ -0,0 +1 @@ +******- \ No newline at end of file diff --git a/contests/Starters78/B/main_output4.txt b/contests/Starters78/B/main_output4.txt new file mode 100644 index 0000000..67a4ed1 --- /dev/null +++ b/contests/Starters78/B/main_output4.txt @@ -0,0 +1 @@ +*+ \ No newline at end of file diff --git a/contests/Starters78/B/main_output5.txt b/contests/Starters78/B/main_output5.txt new file mode 100644 index 0000000..d7d17fc --- /dev/null +++ b/contests/Starters78/B/main_output5.txt @@ -0,0 +1 @@ +-1 \ No newline at end of file diff --git a/contests/Starters78/B/main_output6.txt b/contests/Starters78/B/main_output6.txt new file mode 100644 index 0000000..8a8f91e --- /dev/null +++ b/contests/Starters78/B/main_output6.txt @@ -0,0 +1 @@ +------ \ No newline at end of file diff --git a/contests/Starters78/B/main_output7.txt b/contests/Starters78/B/main_output7.txt new file mode 100644 index 0000000..1092cca --- /dev/null +++ b/contests/Starters78/B/main_output7.txt @@ -0,0 +1 @@ +*------ \ No newline at end of file -- cgit v1.2.3