摘要：P=UI#include<stdio.h>#include<math.h>#include<string.h>double f(char a[]){ int i,s,j=1,k=0,t; double s1; for(i=0;a[i]!='\0';++i) { if(a[i]=='.') { for(t=i+1;a[t]!='\0';++t) ++k; } } s=a[0]-'0'; for(i=1;i<=strlen(a)-1;++i) if(a[i]!='.... 阅读全文