B1037

#include <stdio.h>const int Galleon = 17*29;      // 一个加伦可以兑换的纳特数const int Sickle = 29;          // 一个西可可以兑换的纳特数 int main(){    int a1,b1,c1;    int a2,b2,c2;    scanf("%d.%d.%d%d.%d.%d", &a1,&b1,&c1, &a2, &b2,&c2);    int price = a1*Galleon + b1*Sickle + c1;    int money = a2*Galleon + b2*Sickle + c2;    int change = money-price;   // 找零的钱    if (change < 0){        printf ("-");        change = -change;    }    //转换成原先的格试    printf("%d.%d.%d", change/Galleon, (change%Galleon)/Sickle, change%Sickle);     return 0;}