제출 #1101708

#제출 시각아이디문제언어결과실행 시간메모리
1101708LeonidCukBitaro the Brave (JOI19_ho_t1)C++17
100 / 100
404 ms21324 KiB
#include <bits/stdc++.h> using namespace std; int main() { long long int res=0; int n,m; cin>>n>>m; char a; vector<char>g[n]; vector<int>r(n),k(m); for(int i=0;i<n;i++) { for(int j=0;j<m;j++) { cin>>a; g[i].push_back(a); if(a=='O') { r[i]++; } else if(a=='I') { k[j]++; } } } for(int i=0;i<n;i++) { for(int j=0;j<m;j++) { if(g[i][j]=='J') { res+=(r[i]*k[j]); } else if(g[i][j]=='O') { r[i]--; } else { k[j]--; } } } cout<<res; }
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