Arrays.c

/*#include<stdio.h>
int main(){
    int marks1 = 97;
    int marks2 = 98;
    int marks3 = 100;

    int marks[3] = {97,98,100};

    printf("marks1= %d, marks2 = %d, marks3 =%d", marks[0],marks[1],marks[2]);
    return 0;
}*/
/*
#include<stdio.h>
#include<stdlib.h>
int main(){
    int row,col,i,j,a[10][10],zeroCount = 0,NonZeroCount=0;
    printf("Enter row\n");
    scanf("%d",&row);
    printf("Enter Column \n");
    scanf("%d",&col);
    printf("Enter element of Matrix1\n");
    for(i=0;i<row;i++){
        for(j=0;j<col;j++){
            scanf("%d",&a[i][j]);
        }
    }
    printf("element are \n");
    for(i=0;i<row;i++){
        for (j=0;j<col;j++){
            printf("%d\t",a[i][j]);
        }
        printf("\n");
    }
    //checking square of matrix
    for(i=0;i<row;i++){
        for(j=0;j<col;j++){
            if(a[i][j]==0){
                zeroCount++;
            }
            else{
                NonZeroCount++;
            }

        }
    }
    if (zeroCount > NonZeroCount){
        printf("Matrix is a square matrix \n");
    }
    else{
        printf("Matrix is not square matrix\n");
    }
}*/
#include<stdio.h>
int main(){
    int n;
    printf("Enter number \n");
    scanf("%d",&n);

    if (n%2==0){
        int fact = 1;
        int num;
        for (int i=1;i<=n;i++){
            num = fact*i;
        }
        printf("The factorial is %d",num);
    }else{
        printf("The number is odd");
    }
    return 0;
}