#include<stdio.h> int main() { void copy(char s[],char c[]); char str[80],character[80]; gets(str); copy(str,character); printf("%s\n",character); return 0; } void copy(char s[],char character[]) { int i,j; for(i=0,j=0;s[i]!='\0';i++) { if(s[i]=='a'||s[i]=='e'||s[i]=='i'||s[i]=='o'||s[i]=='u'||s[i]=='A'||s[i]=='E'||s[i]=='I'||s[i]=='O'||s[i]=='U') { character[j]=s[i]; j++; } else { //不符合什么也不输出 character[j]='\0'; } } }