345.Reverse Vowels of a String

/*Write a function that takes a string as input and reverse only the vowels of a string.*/char* reverseVowels(char* s) {    int x,i=0,j=strlen(s) - 1;//将左右两侧的编号记下，右边为i，左边为j    char temp;    for(x = 0; j > i ; x++)    {        for(i = i; i < j ; i++)//从左边判断是否有元音字母，若果有就取出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' )                    break;        for(j = j; j > i ; j--)//从右边判断是否有元音字母，若果有就取出j            if( s[j]=='a' || s[j]=='e'  || s[j]=='i' || s[j]=='o' || s[j]=='u' || s[j]=='A' || s[j]=='E' || s[j]=='I' || s[j]=='O' || s[j]=='U' )                    break;        temp = s[j];//交换编号为i与j的元音        s[j] = s[i];        s[i] = temp;        i++;//下一次检测i+1个数        j--;//下一次检测j+1个数    }    return s;}