UVa 1368

#include<stdio.h>
#include<string.h>
int main(void){
    int t;
	scanf("%d",&t);
	while(t--){
		int n,m;
		scanf("%d %d",&n,&m);
		char DNA[n][m+1];
		for(int i=0;i<n;i++) scanf("%s",DNA[i]);
		int list[4];
		int num=0,num1;
		for(int i=0;i<m;i++){
			memset(list,0,sizeof(list));
			for(int j=0;j<n;j++){
				if(DNA[j][i]=='A') list[0]++;
				else if(DNA[j][i]=='C') list[1]++;
				else if(DNA[j][i]=='G') list[2]++;
				else list[3]++;
			}
			int temp=0,ans;
			for(int k=0;k<4;k++){
				if(list[k]>temp) {
				ans=k;
				temp=list[k];
				num1=n-list[k];
			    }
			}
			if(ans==0) printf("A");
			else if(ans==1) printf("C");
			else if(ans==2) printf("G");
			else printf("T");
			num+=num1;
		}
		printf("\n%d\n",num);
	}    
    return 0;
}

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转载自blog.csdn.net/abc1235454/article/details/88852578