Submission #348755

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
348755	2021-01-15 16:12:30	JovanK26	Ronald (COCI17_ronald)	C++14	120 / 120	47 ms	10092 KiB

ronald

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#include <bits/stdc++.h>
using namespace std;
int n,m;
int a[1001][1001];
int b[1001][1001];
void flip(int a[1001][1001],int x)
{
    for(int i=0;i<n;i++)
    {
        a[i][x]=a[x][i]=1-a[i][x];
    }
}
bool check(int a[1001][1001])
{
    for(int i=1;i<n;i++)
    {
        if(!a[i][0])
        {
            flip(a,i);
        }
    }
    for(int i=0;i<n;i++)
    {
        for(int j=i+1;j<n;j++)
        {
            if(!a[i][j])return 0;
        }
    }
    return 1;
 
 
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• Subtask 1: 15 / 15
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• Subtask 3: 15 / 15
• Subtask 4: 15 / 15
• Subtask 5: 15 / 15
• Subtask 6: 15 / 15
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• Subtask 8: 15 / 15