UVa1368 DNA Consensus string AC

#include "stdio.h"
#include "string.h"
#include "stdlib.h"
#define MAX(a, b) ((a)>(b)?(a):(b))
int main()
{
	int T,m,n,Hamming=0,ACGTMAX=0;
	char s[50][1000],ACGT[4];
	scanf("%d",&T);
	while (T--)
	{
		Hamming=0;
		memset(ACGT,0,sizeof(ACGT));
		scanf("%d%d",&m,&n);//DNA行数,DNA长度
		getchar();//取回车
		for (int i=0;i