#include <stdio.h> int main() { float wei,sum; char a; scanf("%f %c",&wei,&a); if(a=='y') sum=19.99+wei+5; else sum=19.9+wei; printf("%d",(int)sum); }
(int) 取整
#include <stdio.h> int main() { float wei,sum; char a; scanf("%f %c",&wei,&a); if(a=='y') sum=19.99+wei+5; else sum=19.9+wei; printf("%d",(int)sum); }
(int) 取整