题解 | #牛牛的快递#
牛牛的快递
https://www.nowcoder.com/practice/41b42e7b3c3547e3acf8e90c41d98270
#include <stdio.h> #include <math.h> int main() { double a; int t; char b; int sum=0; scanf("%lf %c",&a,&b); if(a<1){sum=20;} else{sum=1*(a-1)+20;} t=a; if(a>1&&t<a){sum++;} if(b=='y'){sum+=5;} printf("%d",sum); return 0; }