Submission #885295

#	Time	Username	Problem	Language	Result	Execution time	Memory
885295		alexdd	Bomb (IZhO17_bomb)	C++17	24 / 100	220 ms	12884 KiB

bomb

#include<iostream>
using namespace std;
int n,m;
char mat[2505][2505];
signed main()
{
    cin>>n>>m;
    int minx=n,miny=m;
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=m;j++)
        {
            cin>>mat[i][j];
        }
    }
    for(int i=1;i<=n;i++)
    {
        for(int j=1;j<=m;j++)
        {
            if(mat[i][j]=='1' && (j==m || mat[i][j+1]=='0'))
            {
                int cnt=0;
                for(int u=j;u>0;u--)
                {
                    if(mat[i][u]=='0')
                        break;
                    cnt++;
                }
                miny = min(miny, cnt);
            }
        }
    }
    for(int i=1;i<=m;i++)
    {
        for(int j=1;j<=n;j++)
        {
            if(mat[j][i]=='1' && (j==n || mat[j+1][i]=='0'))
            {
                int cnt=0;
                for(int u=j;u>0;u--)
                {
                    if(mat[u][i]=='0')
                        break;
                    cnt++;
                }
                minx = min(minx, cnt);
            }
        }
    }
    cout<<minx*miny;
    return 0;
}

• Subtask 1: 24 / 100