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<string.h>
int main()
{
int countchar(char *str,char a);
int n=0;
char str[1000]={0};
char a;
gets(str);
a=getchar();
n=countchar(str,a);
printf("%d",n);
return 0;
}
int countchar(char *str,char a)
{
int n=0;
while(*str != '\0')
{
if ((*str ==a)||(*str == tolower(a))||(*str == toupper(a)))
{ n++;}
str++;
}
return n;
}
#include<string.h>
int main()
{
int countchar(char *str,char a);
int n=0;
char str[1000]={0};
char a;
gets(str);
a=getchar();
n=countchar(str,a);
printf("%d",n);
return 0;
}
int countchar(char *str,char a)
{
int n=0;
while(*str != '\0')
{
if ((*str ==a)||(*str == tolower(a))||(*str == toupper(a)))
{ n++;}
str++;
}
return n;
}