#include <stdio.h> int main() { int y = 0, m = 0, d = 0; //输入 int y1 = 0, m1 = 0, d1 = 0; //真正的开学时间 scanf("%d %d %d", &y, &m, &d); scanf("%d %d %d", &y1, &m1, &d1); int num1=y* 1000 + m*100+d; int num2=y1* 1000 + m1*100+d1; if ( num1>num2) printf(...