제출 #68934

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
68934		imsifile	초코쿠키 기계 (FXCUP3_chocolate)	C++98	100 / 100	1280 ms	29472 KiB

chocolate

#include<stdio.h>
#include<vector>
using namespace std;

int N, M, K, E, chk[301010], cnt[301010], rval, isok;
vector<int> con[301010], dap;

int main(){
	scanf("%d%d%d", &N, &M, &K);
	for(int i=0; i<M; i++){
		int a; scanf("%d", &a);
		chk[a]=1;
	}
	for(int i=0; i<K; i++){
		int a, b; scanf("%d%d", &a, &b);
		if(chk[a] || chk[b]) continue;
		con[a].push_back(b), con[b].push_back(a);
	}
	for(scanf("%d", &E); E--;){
		int a; char st[6];
		scanf("\nL + %d = %s", &a, &st);
		if(chk[a]) continue;
		if(st[0]=='O'){
			isok = 1;
			for(int i=0; i<con[a].size(); i++) cnt[con[a][i]]--;
		}
		else{
			rval++;
			for(int i=0; i<con[a].size(); i++) cnt[con[a][i]]++;
		}
	}
	for(int i=1; i<=N; i++){
		if(chk[i]){
			if(!isok) dap.push_back(i);
			continue;
		}
		if(cnt[i] == rval) dap.push_back(i);
	}
	printf("%d\n", dap.size());
	for(int i=0; i<dap.size(); i++){
		printf("%d", dap[i]);
		if(i < dap.size()-1) printf(" ");
		else printf("\n");
	}
	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

chocolate.cpp: In function 'int main()':
chocolate.cpp:21:33: warning: format '%s' expects argument of type 'char*', but argument 3 has type 'char (*)[6]' [-Wformat=]
   scanf("\nL + %d = %s", &a, &st);
                              ~~~^
chocolate.cpp:25:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int i=0; i<con[a].size(); i++) cnt[con[a][i]]--;
                 ~^~~~~~~~~~~~~~
chocolate.cpp:29:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for(int i=0; i<con[a].size(); i++) cnt[con[a][i]]++;
                 ~^~~~~~~~~~~~~~
chocolate.cpp:39:27: warning: format '%d' expects argument of type 'int', but argument 2 has type 'std::vector<int>::size_type {aka long unsigned int}' [-Wformat=]
  printf("%d\n", dap.size());
                 ~~~~~~~~~~^
chocolate.cpp:40:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i=0; i<dap.size(); i++){
               ~^~~~~~~~~~~
chocolate.cpp:42:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if(i < dap.size()-1) printf(" ");
      ~~^~~~~~~~~~~~~~
chocolate.cpp:9:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d", &N, &M, &K);
  ~~~~~^~~~~~~~~~~~~~~~~~~~~~
chocolate.cpp:11:15: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int a; scanf("%d", &a);
          ~~~~~^~~~~~~~~~
chocolate.cpp:15:18: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   int a, b; scanf("%d%d", &a, &b);
             ~~~~~^~~~~~~~~~~~~~~~
chocolate.cpp:19:11: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(scanf("%d", &E); E--;){
      ~~~~~^~~~~~~~~~
chocolate.cpp:21:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("\nL + %d = %s", &a, &st);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 28 / 28
• Subtask 2: 55 / 55
• Subtask 3: 17 / 17