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Question

Answer 1

#include <stdio.h>
int main(){
    char s[80], c;
    int j, k;
    printf("字符串:");
    gets(s);
    printf("指定: ");
    c=getchar( );
    for(j=k=0; s[j]!='\0'; j++)
        if(s[j]!=c)
            s[k++]=s[j];
    s[k]= '\0';
    printf("\n%s",s);
    return 0;
}