杭电acm2027

http://acm.hdu.edu.cn/showproblem.php?pid=2027

利用数组下标和ascii码的性质存储数据

View Code

 1 #include<stdio.h>
 2 int main()
 3 {
 4  int a[26],i,n;
 5  char s[200];
 6  scanf("%d",&n);
 7      gets(s);
 8  while(n--) 
 9     {gets(s);
10      for(i=0;i<26;i++)
11         a[i]=0;
12      for(i=0;s[i]!='\0';i++)
13        if(s[i]>='a'&&s[i]<='z')
14           a[s[i]-'a']++;
15      printf("a:%d\n",a['a'-97]);
16      printf("e:%d\n",a['e'-97]);
17      printf("i:%d\n",a['i'-97]);
18      printf("o:%d\n",a['o'-97]);
19      printf("u:%d\n",a['u'-97]);
20      if(n)
21        printf("\n");
22     }
23  return 0;
24 }