Thursday, 19 November 2020

Write a program in C++ to Accept, add and Print numbers in a 3*4 matrix in a Double Dimensional Array.

 #include<iostream>

using namespace std;

int main()

{

        int i,j,sum=0;

        int a[3][4];

        cout<<"Enter 10 numbers\n";

        for(i=0;i<3;i++)

        {

        for(j=0;j<4;j++)

        cin>>a[i][j];

        }

        cout<<"The numbers are:\n";

        for(i=0;i<3;i++)

        {

        for(j=0;j<4;j++)

        cout<<a[i][j]<<" ";

        cout<<endl;

        }

        for(i=0;i<3;i++)

        {

        for(j=0;j<4;j++)

        sum=sum+a[i][j];

        }

        cout<<"The Sum of the elements in the Matrix is: "<<sum;

    }

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