题解 | #字符统计#

#include<stdio.h> int main(){ char s[100]; int n=0,w=0,o=0; for (int i=0;s[i];i++){ fgets(s,sizeof(s),stdin); if (s[i]=='?')s[i+1]='\0'; if (s[i]<='9'&&s[i]>='0')n++; else if ((s[i]<='Z'&&s[i]>='A')||(s[i]>='a'&&s[i]<='z'))w++; else o++; } printf ("Letters=%d\nDigits=%d\nOthers=%d",w,n,o-1); return 0; }