// Online C compiler to run C program online
#include <stdio.h>

int main() 
{
    int num[3][4];
    int i, j, total=0, average=0;
    int copynum[3][4];
    
printf("Enter 12 numbers:");
//Enter 12 numbers and Print the sum and average
for(i=0; i<=2; i++)
{
    for(j=0; j<=3; j++)
    {
    scanf("%d", &num[i][j]);
    total=total+num[i][j];
    copynum[i][j]=num[i][j];
    }
}
average=total/12;
printf("The sum is %d\n", total);
printf("The average is %d\n", average);

//Print 12 numbers
printf("The 12 integers are:\n");
for(i=0; i<=2; i++)
{
    for(j=0; j<=3; j++)
    printf("%5d", num[i][j]);
    printf("\n");
}
//Display Odd numbers
printf("Odd numbers: ");
for(i=0; i<=2; i++)
{
    for(j=0; j<=3; j++)
    if(num[i][j]%2==1)
    printf("%d  ", num[i][j]);
}
                printf("\n");
//Display Even numbers
printf("Even numbers: ");
for(i=0; i<=2; i++)
{
    for(j=0; j<=3; j++)
    if(num[i][j]%2==0)
    printf("%d  ", num[i][j]);
}
            printf("\n");
//Display the smallest
int small=num[0][0];
for(i=0; i<=2; i++)
    for(j=0; j<=3; j++)
    {
        if(num[i][j] < small)
        small=num[i][j];
    }
printf("The smallest number is: %d", small);
                printf("\n");
//Display the biggest
int big=num[0][0];
for(i=0; i<=2; i++)
    for(j=0; j<=3; j++)
    {
        if(num[i][j] > big)
        big=num[i][j];
    }
printf("The biggest number is: %d", big);
            printf("\n");
 //Display contents of array in reverse order
 printf("The 12 integers in reverse:\n");
for(i=2; i>=0; i--)
{
    for(j=3; j>=0; j--)
    printf("%5d", num[i][j]);
    printf("\n");
}
//Copying a two-dimensional array into another
printf("Copy of Two-Dimensional Array to new Array:");
for(i=0; i<=2; i++)
{
    for(j=0; j<=3; j++)
       printf("%5d", copynum[i][j]);
       printf("\n");
}
   


    return 0;
}