제출 #464406

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
464406		fuad27	Password (RMI18_password)	C++14	컴파일 에러	0 ms	0 KiB

password

#include<bits/stdc++.h>
#include"grader.cpp"
using namespace std;
typedef long long ll;
typedef long double ld;
#define vii vector<pair<int, int>>
#define vi vector<int>
#define vl vector<long long>
#define vll vector<pair<long long, long long>>
#define mp make_pair
#define pb push_back
#define rep(i, a, b) for(int i = a;i<=b;i++)
#define f first
#define s second
#define FIO ios_base::sync_with_stdio(0);cin.tie(0);
#define start int tt;cin>>tt;rep(testcase, 1, tt)
#define print(k) cout<<"Case #"<<testcase<<": "<<k<<"\n";
#define endl "\n"
int query(string s);
string guess(int n, int s) {
	string ans = "";
	int pref = 0;
	bool check = false;
	while(ans.size() < n) {
		rep(i, 0, ans.size()) {
			ans.insert(i, "a");
			for(char c = 'a';c<'a' + s;c++) {
				ans[i] = c;
				int g = query(ans);
				if(g > pref){
					check = true;
					pref = g;
					break;
				}
			}
			if(check) {
				break;
			}
			if(!check) {
				ans = ans.substr(0, i) + ans.substr(i+1, n);
			}
		}
	}
	return ans;
}

컴파일 시 표준 에러 (stderr) 메시지

password.cpp: In function 'std::string guess(int, int)':
password.cpp:24:19: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   24 |  while(ans.size() < n) {
      |        ~~~~~~~~~~~^~~
password.cpp:12:37: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 | #define rep(i, a, b) for(int i = a;i<=b;i++)
......
   25 |   rep(i, 0, ans.size()) {
      |       ~~~~~~~~~~~~~~~~               
password.cpp:25:3: note: in expansion of macro 'rep'
   25 |   rep(i, 0, ans.size()) {
      |   ^~~
/usr/bin/ld: /tmp/ccmGRRiN.o: in function `query(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)':
grader.cpp:(.text+0x80): multiple definition of `query(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'; /tmp/ccoNbj9L.o:password.cpp:(.text+0x240): first defined here
/usr/bin/ld: /tmp/ccmGRRiN.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccoNbj9L.o:password.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status