Submission #832823

#	Time	Username	Problem	Language	Result	Execution time	Memory
832823		Marco_Escandon	Rectangles (IOI19_rect)	C++17	Compilation error	0 ms	0 KiB

rect

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
long long count_rectangles(std::vector<std::vector<int> > a) {
    ll n=a[0].size();
    ll cont=0;
    if(n<3||m<3)
        return 0;
	for(int i=1; i<n-1; i++)
    {
        ll ma=0;
        for(int j=i; j<n-1; j++)
        {
            ma=max(ma,(ll)a[1][j]);
            if(a[1][j]>=a[0][j]||a[1][j]>=a[2][j])
                break;
            if(ma<a[1][i-1]&&ma<a[1][j+1])
                cont++;
        }
    }
    return cont;
}

Compilation message (stderr)

rect.cpp: In function 'long long int count_rectangles(std::vector<std::vector<int> >)':
rect.cpp:8:13: error: 'm' was not declared in this scope
    8 |     if(n<3||m<3)
      |             ^
rect.cpp:8:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    8 |     if(n<3||m<3)
      |     ^~
rect.cpp:10:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   10 |  for(int i=1; i<n-1; i++)
      |  ^~~