实验二

实验二（1）

#include <stdio.h>

int main(){    

char a,b,c,d,e;

 a = getchar();    

b = getchar();    

c = getchar();    

d = getchar();    

e = getchar();

 putchar(a);    

putchar(b);  

putchar(c);  

putchar(d);  

putchar(e);

 putchar(‘\n‘);  

return 0 ; }

 实验二（2）

#include <stdio.h>

int main(){    

int year,month,days;  

month = 2;  

printf("input the year:");  

scanf("%d",&year);  

if((year % 4 == 0 && year % 100 != 0) || year % 400 == 0 && year % 100 == 0){   

days = 29;   printf("year:");   printf("%d",year);   printf("month:");   printf("%d",month);   printf("days:");   printf("%d\n",days);  }

 else{   

days = 28;         printf("year:");   printf("%d",year);   printf("month:");   printf("%d",month);   printf("days:");   printf("%d\n",days);  }  

return 0 ;

}

实验二

原文：https://www.cnblogs.com/P201821430031/p/10690377.html