#include <stdio.h>
#include <string.h>
int main(void)
{
char c = '1';
int A[26] = { 0 };
int i;
int r, f;
char s[100] = { 0 };
freopen("output.txt", "w", stdout
); for (i = 0; c != ' '; i++)
{
A[c - 'a'] = 1;
}
f = 0;
i = 0;
while (c != '\n')
{
if (A[c - 'a'] == 1)
f = 1;
if (c!=' ')
{
s[i] = c;
i++;
}
else
{
if (f == 0)
for (int j = 0; j <= i; j++)
s[j] = 0;
i = 0;
f = 0;
}
}
return 0;
}
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