Submission #490197

#TimeUsernameProblemLanguageResultExecution timeMemory
490197ZiyodaRed-blue table (IZhO19_stones)C++14
0 / 100
41 ms1220 KiB
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL); int t; cin >> t; while(t--){ int n, m; cin >> n >> m; if(n<m){ int e = (n-1)/2; cout << m+e << endl; for(int i=0; i<n; i++){ if(e!=0){ for(int j=0; j<m; j++) cout << '+'; e--; } else{ for(int j=0; j<m; j++) cout << '-'; } cout << endl; } } else{ int e = (m-1)/2; cout << n+e << endl; for(int i=0; i<n; i++){ if(e!=0){ for(int j=0; j<m; j++) cout << '-'; e--; } else{ for(int j=0; j<m; j++) cout << '+'; } cout << endl; } } } }
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