#include <stdio.h>
int main(void) {
int linhas, i, k, m = 0;
char a[150];
for (i=0; i < linhas; i++) {
scanf(" %[^\n]", a
); //leio a linha for (k
; k
>= 0; k
--) printf("%c", a
[k
]); //primeira metade for (m
; m
>= (strlen(a
) / 2); m
--) printf("%c", a
[m
]); //segunda metade }
return 0;
}
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