题解 | Old Bill
#define _CRT_SECURE_NO_WARNINGS #include<stdio.h> using namespace std; int main() { int a, b, X, Y, Z,N,max=0,cost; while (scanf("%d\n%d %d %d", &N, &X, &Y, &Z) != EOF) { max = 0; cost = 0; for (a = 1; a <= 9; a++) { for (b = 0; b <= 9; b++) { cost = a * 10000 + X * 1000 + Y * 100 + Z * 10 + b; if (0 == cost % N&&cost>max) { max = cost; } } } if (max!=0)printf("%d %d %d\n", max / 10000, max % 10, max / N); else printf("0\n"); } return 0; }