haimingma.cpp

海明码的程序

#include<iostream>
#include<cmath>
using namespace std;
int main()
{
	int ascii[8];
	int encoded[12];
	cout<<"please input seven numbers which consisted of 1 and 0"<<endl;
	int i,j,k,l;
	for(i=1;i<8;i++)
	{
		cin>>ascii[i];
	}
	j=1;
	k=1;
	l=0;
	while(j<12&&k<8)
	{
		encoded[j]=ascii[k];
		if(j==pow(2,l))
		{
			encoded[j]=0;
			k--;l++;
		}
		j++;k++;
	}
		if((encoded[1]+encoded[3]+encoded[5]+encoded[7]+encoded[9]+encoded[11])%2==1)
		{
			encoded[1]=1;
		}
		if((encoded[2]+encoded[3]+encoded[6]+encoded[7]+encoded[10]+encoded[11])%2==1)
		{
			encoded[2]=1;
		}
		if((encoded[4]+encoded[5]+encoded[6]+encoded[7])%2==1)
		{
			encoded[4]=1;
		}
		if((encoded[8]+encoded[9]+encoded[10]+encoded[11])%2==1)
		{
			encoded[8]=1;
		}

	for(j=1;j<12;j++)
	{
		cout<<encoded[j];
	}
	return 0;
}