제출 #498902

#제출 시각아이디문제언어결과실행 시간메모리
498902yahyobekabdunazarovRed-blue table (IZhO19_stones)C++17
0 / 100
33 ms1228 KiB
#include <bits/stdc++.h> typedef long long ll; using namespace std; void solve(){ int n, m; cin >> n >> m; if(n<m){ cout << m << "\n"; for(int i=0; i<n; i++){ for(int j=0; j<m; j++){ cout << "-"; } cout << "\n"; } } else if(n>m){ cout << n << "\n"; for(int i=0; i<n; i++){ for(int j=0; j<m; j++){ cout << "+"; } cout << "\n"; } } else{ cout << n+ceil(n/2) << endl; for(int i=0; i<n; i++){ for(int j=0; j<m; j++){ if(j<ceil(m/2)+m%2-1){ cout << "-"; } else{ cout << "+"; } } cout << "\n"; } } } int main() { ios::sync_with_stdio(0); cin.tie(0); int t; cin >> t; while(t--){ solve(); } return 0; }
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