Submission #301267

#	Time	Username	Problem	Language	Result	Execution time	Memory
301267		eagle30	Rectangles (IOI19_rect)	C++14	Compilation error	0 ms	0 KiB

rect

#include "rect.h"
#include<bits/stdc++.h>
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,fma")
using namespace std;
long long count_rectangles(vector<vector<int> > a){
    int m=a[0].size();
    int coun=0;
    for(int k=1; k<m-1; k++){
        int mini=2e9;
        for(int l=k; l<m-1; l++){
            mini=min(mini, a[1][l]);
            if(a[1][l]>=a[0][l] || a[1][l]>=a[2][l] || a[1][l]>=a[1][k-1] || mini>=a[1][l+1])
                is=false;
            if(is)
                coun++;
        }
    }
    return coun;
}

Compilation message (stderr)

rect.cpp: In function 'long long int count_rectangles(std::vector<std::vector<int> >)':
rect.cpp:15:17: error: 'is' was not declared in this scope
   15 |                 is=false;
      |                 ^~
rect.cpp:16:16: error: 'is' was not declared in this scope
   16 |             if(is)
      |                ^~