题解 | #计算某字符出现次数#
计算某字符出现次数
https://www.nowcoder.com/practice/a35ce98431874e3a820dbe4b2d0508b1
#include <stdio.h>
#include<ctype.h>
int main() {
int a = 0, b = 0,len=0;
char i, j, s[1000];
gets_s(s);
scanf("%c",&i);
char *p = s;
i = tolower(i);
while (*p != 0) {
s[a] = tolower(s[a]);
if (s[a] == i) {
b++;
}
a++;
p++;
}
printf("%d", b);
return 0;
}

