题解 | #Old Bill#

// the old bill

#include <iostream>

int main() {
    int N;  //number of turkeys
    while (scanf("%d", &N) == 1) {
        int X, Y, Z;
        scanf("%d %d %d", &X, &Y, &Z);
        int MSB, LSB, price = 0; //two faded numbers
        for (int i = 1; i <= 9; i++) {
            for (int j = 0; j <= 9; j++) {
                float aTurkeyPrice = (float)(i * 10000 + X * 1000 + Y * 100 + Z * 10 + j) / N;
                int intPrice = (int)aTurkeyPrice;
                float fPrice = (float)intPrice;
                if (aTurkeyPrice == fPrice)
                    MSB = i, LSB = j, price = intPrice;
            }
        }
        if (price == 0)
            printf("0\n");
        else
            printf("%d %d %d\n", MSB, LSB, price);
    }
}