#include <stdio.h> int main() { char ch = getchar(); printf( " %c\n" " %c%c%c\n" "%c%c%c%c%c\n" " %c%c%c\n" " %c\n" , ch, ch, ch, ch, ch, ch, ch, ch, ch, ch, ch, ch, ch); return 0; } 什么叫做返璞归真?