poj 3981（水题）

#include<iostream>
#include<cstdio>
#include<cstring>
using namespace std;
int main(){
    int i,j,len;
    char data[1005],ans[1005];
    while(gets(data)){
        len = strlen(data);
        for(i=0,j=0;i<len;){
            if(i+2<len&&data[i]=='y'&&data[i+1]=='o'&&data[i+2]=='u'){
                ans[j] = 'w';
                ans[j+1] = 'e';
                j+=2;
                i+=3;
            }
            else{
                ans[j] = data[i];
                i++;
                j++;
            }
        }
        for(i=0;i<j;i++){
            printf("%c",ans[i]);
        }
        printf("\n");
    }
    return 0;
}