#include <stdio.h>
int main(void)
{
char name[101]={'\0'};
int i, j;
for (int i = 0; i<26; i++)
{
for (j = 0; j < 100; j++)
{
if ((int)name[j] == 97 + i)
{
break;
}
else
if (j == 25&&name[j]!='\0')
{
break;
}
}
}
return 0;
}
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