#include <stdio.h>
int main(void)
{
char ln[256], fn, mn;
for(unsigned q=0; q<5; ++q)
{
scanf("%c%*[^ \r\n]", &fn
); scanf(" %c%*[^ \r\n]", &mn
);
printf("%s %c. %c.\n", ln
, fn
, mn
); }
return 0;
}
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