ACM-输入两个字符串，从第一字符串中删除第二个字符串中所有的字符。例如，输入”They are students.”和”aeiou”，则删除之后的第一个字符串变成”Thy r stdnts.”

#include <stdio.h>//#include <string.h>#define N 100void removeObjectAtIndex2(char *ptr,int index);void removeObjectAtIndex2(char *ptr,int index){        ptr+=index;        for (; *ptr!='\0'; ptr++) {        *ptr=*(ptr+1);    }    *ptr='\0';}void removecharFormString(char *ptr1,char *ptr2);void removecharFormString(char *ptr1,char *ptr2){    while (*ptr2!='\0') {        for (int i=0; *(ptr1+i)!='\0'; ) {            if (*ptr2==*(ptr1+i)) {                //删除，后面移动                removeObjectAtIndex2(ptr1, i);            }else{                i++;            }        }        ptr2++;    }}int main(int argc, const char * argv[]) {       //      输入两个字符串，从第一字符串中删除第二个字符串中所有的字符。例如，输入”They are students.”和”aeiou”，则删除之后的第一个字符串变成”Thy r stdnts.”        char ary1[100]="apple apple";    char ary2[100]="ae";    removecharFormString(ary1, ary2);    puts(ary1);