Submission #938688

#	Time	Username	Problem	Language	Result	Execution time	Memory
938688		Andreibatman	Street Lamps (APIO19_street_lamps)	C++14	20 / 100	302 ms	4956 KiB

street_lamps

#include <bits/stdc++.h>
using namespace std;
int n,q,i,j,ok,x,y;
char sir[300010],op[30];
int mat[110][110];
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin>>n>>q>>(sir+1);
    for(i=1; i<=n; i++)
    {
        ok=1;
        for(j=i+1; j<=n+1; j++)
            if(sir[j-1]=='0')
                break;
            else
                mat[i][j]++;
    }

    while(q--)
    {
        cin>>op>>x;
        if(op[0]=='t')
        {
            if(sir[x]=='0')
                sir[x]='1';
            else
                sir[x]='0';
        }
        else
        {
            cin>>y;
            cout<<mat[x][y]<<'\n';
        }
        for(i=1; i<=n; i++)
        {
            ok=1;
            for(j=i+1; j<=n+1; j++)
                if(sir[j-1]=='0')
                    break;
                else
                    mat[i][j]++;
        }
    }
    return 0;
}

• Subtask 1: 20 / 20
• Subtask 2: 0 / 20
• Subtask 3: 0 / 20
• Subtask 4: 0 / 20
• Subtask 5: 0 / 20