C Program to Find Number of Days in a Given Month and Year

C program to find number of days in a given month and year; Through this tutorial, we will learn how to find number of days in given month and year in c program.

Algorithm to Find Number of Days in a Given Month and Year

Use the following algorithm to write a program to find number of days in a given month and year; as follows:

• Step 1:- Start Program.
• Step 2:- Get input month and year from user.
• Step 3:- Check if the given month is February. 
• Step 4:- If True Check if the year is a year leap or not.
• Step 5:- If year is a leap year Print 29 Days, Else Print 28 Days.
• Step 6:- If Condition in Step 3 is False Check the month. 
• Step 7:- Print the number of days assigned to specific Month.
• Step 8:- End Program.

C Program to Find Number of Days in a Given Month and Year

#include<stdio.h> 
int main()
{
    int month, year;
    printf("enter the month : ");
    scanf("%d",&month);
    printf("enter the year : ");
    scanf("%d",&year);
    if(((month==2) && (year%400==0)) || ((year%100!=0)&&(year%4==0)))
    {
        printf("Number of days is 29");
    }
    else if(month==2)
    {
        printf("Number of days is 28");
    }
    else if(month==1 || month==3 || month==5 || month==7 || month==8 || month==10 || month==12)
    {
        printf("Number of days is 31");
    }
    else
    {
        printf("Number of days is 30");
    }
    return 0;
}

The output of the above c program; as follows:

enter the month : 2
enter the year : 2022
Number of days is 28

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