题解 | #字符个数统计#
字符个数统计
https://www.nowcoder.com/practice/eb94f6a5b2ba49c6ac72d40b5ce95f50
#include <stdio.h>
int main() {
char string[5000];
gets(string);
int count = 0;
int length = strlen(string);
for (int i = 0; i < length; i++) {
for (int j = i + 1; j < length; j++) {
if(string[i]==string[j]) string[j]=128;
}
if(string[i]>=0&&string[i]<=127) count++;
}
printf("%d",count);
return 0;
}
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