#include<iostream>
#include<stdlib.h>
using namespace std;
#define maxlength 10
#define maxmessages 10
void initialize(int arr[][10],int m,int n)
{
for(int i =0;i<m;i++)
for(int j=0;j<n;j++)
{
arr[i][j] = rand()%2;
}
}
void print(int arr[][10],int m,int n)
{
for(int i =0;i<m;i++)
{ for(int j=0;j<n;j++)
{
cout<<arr[i][j]<<” “;
}
cout<<endl;
}
}
void addparbit(int arr[][10],int m,int n) // Even Parity
{
for(int i=0;i<m;i++)
{
int count = 0;
for(int j=0;j<n;j++)
{
if(arr[i][j] == 1)
count++;
}
if(count%2 == 0)
arr[i][n] = 0;
else
arr[i][n] = 1;
}
}
void induceerror(int arr[][10],int m,int n)
{
int k1,k2;
k1= rand()%m;
k2 = rand()%n;
if(arr[k1][k2]==0)
arr[k1][k2]=1;
else
arr[k1][k2]=0;
cout<<“Inducing error at line : “<<k1<<endl;
}
void checkerror(int arr[][10],int m,int n)
{
for(int i=0;i<m;i++)
{
int count = 0;
for(int j=0;j<n;j++)
{
if(arr[i][j] == 1)
count++;
}
if(count%2 == 0 && arr[i][n] != 0)
{
cout<<“Error here at line : ” <<i;
}
else if(count%2 == 1 && arr[i][n] != 1)
{
cout<<“Error here at line : ” <<i;
}
}
}
int main()
{ int m,n,arr[maxmessages][maxlength];
cout<<“Enter total number of messages”;
cin>>m;
cout<<“Enter length of each message”;
cin>>n;
initialize(arr,m,n);
print(arr,m,n);
addparbit(arr,m,n);
print(arr,m,n+1);
induceerror(arr,m,n);
print(arr,m,n+1);
checkerror(arr,m,n);
return 0;
}
codingmadesimple 