Submission #14266

#	Time	Username	Problem	Language	Result	Execution time	Memory
14266		kimjg1119	볼질 (OJUZ10_ballparade)	C++98	22 / 100	7 ms	1084 KiB

ballparade

#include <stdio.h>

int run[4]={},sum,ball;
void runover()
{
    if(run[3]==1)
        sum++;
    run[3]=run[2];
    run[2]=run[1];
    run[1]=0;
}


int main()
{
    int n,t,i;
    scanf("%d",&n);

    for(i=0;i<n;i++)
    {
        scanf("%d",&t);
        if(t==1)
        {
            ball++;
            if(ball==4)
            {
                ball=0;
                runover();
                run[1]=1;
            }
        }

        if(t==3)
        {
            ball++;
            runover();
            if(ball==4)
            {
                ball=0;
                run[1]=1;
            }
        }

        if(t==2)
        {
            ball=0;
            runover();
            run[1]=1;
        }
    }
    printf("%d",sum);
    return 0;
}

• Subtask 1: 22 / 22
• Subtask 2: 0 / 25
• Subtask 3: 0 / 53