#include <stdio.h>
#include <stdlib.h>
int main()
{
char buf[9999];
int input;
int distance;
char *ptr, *qtr;
while ( fgets( buf
, sizeof(buf
), stdin
)!=NULL
) {
ptr=buf;
qtr=ptr+1;
while ( *(qtr)!='\n' ) {
distance=( *qtr-'a' ) - ( *ptr-'a');
if( distance>=0 ) {
}
else {
}
qtr++;
ptr++;
}
}
}
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