제출 #110669

#제출 시각아이디문제언어결과실행 시간메모리
110669ioilolcomBob (COCI14_bob)C++14
0 / 120
1083 ms8000 KiB
#include <bits/stdc++.h> using namespace std; #define endl "\n" typedef long long int ll; int n,m; const int N=507+7; int g[N][N]; bool check(int x,int y,int xx,int yy){ set<int> st; for(int i=x; i<=xx; i++) { for(int j=y; j<=yy; j++) { st.insert(g[i][j]); } } return ((int)st.size()==1); } int main() { ios_base:: sync_with_stdio(false); cin.tie(0); cin>>n>>m; int cnt=0; for(int i=1; i<=n; i++) { for(int j=1; j<=m; j++) { cin>>g[i][j]; } } for(int i=1; i<=n; i++) { for(int j=1; j<=m; j++) { for(int k=1; k<=n; k++) { for(int kk=1; kk<=m; kk++) { if(k>=i&&kk>=j&&check(i,j,k,kk)) cnt++; } } } } cout<<cnt<<endl; return 0; }
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