07/07/16 02:07:21
>>15
①
これでいいかな？
#include<stdio.h>
int main(void)
{
char alpha[26] = {0};
char c;
int i;
printf(" Input: ");
do{
c = getchar();
if( 'a'<=c && c<='z' ){
alpha[c-'a']++;
}
}while( c!=EOF && c!='\n' );
for(i=0;i<26;i++){
if( alpha[i] ){
printf("%c = %d\n",i+'a',alpha[i]);
}
}
return 0;
}