Submission #13633

#	Time	Username	Problem	Language	Result	Execution time	Memory
13633		baneling100	팩토리얼 세제곱들의 합 (YDX14_fact)	C++98	1 / 1	0 ms	1084 KiB

fact

#include <stdio.h>

int N, K, Table[4][5]={{},{0,2,4,1,4},{0,2,6,2,8},{0,2,1,6,5}};

int main(void) {

    scanf("%d %d",&N,&K);
    if(K) {
        if(N>4) N=4;
        printf("%d",Table[K][N]);
    }
    else {
        N++;
        while(!(N%10)) N/=10;
        N%=10;
        printf("%d",N);
    }
    return 0;
}

• Subtask 1: 1 / 1