HDU 1219 AC Me

strlen能不用就不用


#include<cstdio>
#include<cstdlib>
#include<iostream>
#include<algorithm>
#include<memory.h>
#include<cmath>
#include<cstring>
#include<string>
using namespace std;
char s[100010];
int a[30];
int main()
{
	int i,L;
	while(gets(s)){
		memset(a,0,sizeof(a));
		L=strlen(s);
		for(i=0;i<L;i++){
	       int tmp=s[i]-'a'+1;
		   if(tmp>=1&&tmp<=26)		
		   a[tmp]++;
		}
		for(i=1;i<=26;i++)
		    printf("%c:%d
",(i+'a'-1),a[i]);
		printf("
");
	}
	return 0;
}

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原文地址:https://www.cnblogs.com/hua-dong/p/7603910.html