Question

Problem Description

Answer 1

#include

#include

int main()

{

char str[100];

while(scanf("%s",str)!=EOF){

printf("%s",str);

printf("0111n");

}

return 0;

}思路：x*16等于x*2^4,相当于x左移4位,又x加7,及x后面加0111,输出即可.