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#include <stdio.h>
int is_leap_year(int);
int main(){
int i,j;
printf("please input a number:");
scanf("%d",&i);
printf("i=%d\n",i);
j = is_leap_year(i);
if (j){
printf("is leap year\n");
}
else{
printf ("not leap year\n");
}
}
int is_leap_year(int year){
if (year % 4 == 0 && year % 100 != 0 || year % 400 == 0)
return 1;
else
return 0;
}
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ºî½Ý 1999.04.08
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