제출 #1157557

#제출 시각아이디문제언어결과실행 시간메모리
1157557ezzzaySandcastle 2 (JOI22_ho_t5)C++20
0 / 100
10 ms1604 KiB
#include<bits/stdc++.h> using namespace std; signed main(){ int n,m; cin>>n>>m; vector< vector<int> > a (n+5, vector<int> (m+5)); for(int i=1;i<=n;i++){ for(int j=1;j<=m;j++)cin>>a[i][j]; } int p=0; int ans=0; for(int i=1;i<=m+1;i++){ if(a[1][i]>a[1][i-1]){ p++; } else{ ans+= (p)*(p-1)/2; p=1; } } for(int i=1;i<=m+1;i++){ if(a[1][i]<a[1][i-1]){ p++; } else{ ans+= (p)*(p-1)/2; p=1; } } cout<<ans+m; }
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