Submission #6771

#	Time	Username	Problem	Language	Result	Execution time	Memory
6771		Namnamseo	돌 옮기기 (GA7_stone)	C++98	6 / 100	0 ms	1088 KiB

stone

#include <cstdio>

int main()
{
    int n,r;
    scanf("%d%d",&r,&n); n<<=1;
    int i;
    int buf; char d,b=-1;
    for(i=0;i<n;i++){
        scanf("%d %c",&buf,&d);
        if(b==d){
            printf("-1");
            return 0;
        } else b=d;
    }
    printf("%d\n",r);
    return 0;
}

• Subtask 1: 6 / 6
• Subtask 2: 0 / 11
• Subtask 3: 0 / 16
• Subtask 4: 0 / 23
• Subtask 5: 0 / 44