제출 #66353

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
66353		KLPP	Baza (COCI17_baza)	C++14	50 / 50	144 ms	32972 KiB

baza

#include<iostream>
#include<vector>
#include<queue>
#include<algorithm>
#include<stdio.h>

using namespace std;
int n,m;
int arr[10000][10000];
int main(){
	scanf("%d %d",&n,&m);
	for(int i=0;i<n;i++){
		for(int j=0;j<m;j++)scanf("%d",&arr[i][j]);
	}
	int q;
	scanf("%d",&q);
	while(q--){
		bool b[n];
		for(int i=0;i<n;i++)b[i]=true;
		for(int j=0;j<m;j++){
			int x;
			scanf("%d",&x);
			if(x!=-1){
				for(int i=0;i<n;i++){
					if(arr[i][j]!=x)b[i]=false;
				}
			}
		}
		int ans=0;
		for(int i=0;i<n;i++)ans+=b[i];
		printf("%d\n",ans);
	}

	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

baza.cpp: In function 'int main()':
baza.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d",&n,&m);
  ~~~~~^~~~~~~~~~~~~~~
baza.cpp:13:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   for(int j=0;j<m;j++)scanf("%d",&arr[i][j]);
                       ~~~~~^~~~~~~~~~~~~~~~~
baza.cpp:16:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&q);
  ~~~~~^~~~~~~~~
baza.cpp:22:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d",&x);
    ~~~~~^~~~~~~~~

• Subtask 1: 50 / 50