摘要：
#include<stdio.h> long long fac(int n); int main() { int i,n; printf("Enter n: "); scanf("%d", &n); for (i = 1; i <= n; ++i) printf("%d! = %lld\n", i, 阅读全文
摘要：
#include <stdio.h> int main() { int num; scanf("%d", &num); printf("2049%04d\n", num); scanf("%d", &num); printf("2049%04d\n", num); scanf("%d", &num) 阅读全文
摘要：
#include<stdio.h> int main() { printf(" O "); printf(" O \n"); printf("<H> "); printf("<H>\n"); printf("I I "); printf("I I\n"); return 0; } #include< 阅读全文