답안 #314558

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
314558	2020-10-20T10:06:50 Z	balbit	CONSUL (info1cup19_consul)	C++14	컴파일 오류	0 ms	0 KB

consul

#include <bits/stdc++.h>
using namespace std;
#ifndef BALBIT
#include "grader.h"
#endif

#define ALL(x) (x).begin(), (x).end()
#define SZ(x) (int)(x.size())

#ifdef BALBIT
#define bug(...) cerr<<"#"<<__LINE__<<": "<<#__VA_ARGS__<<"- ", _do(__VA_ARGS__)
template<typename T> void _do(T && x){cerr<<x<<endl;}
template<typename T, typename ...S> void _do(T && x, S && ...y){cerr<<x<<", "; _do(y...);}
#else
#define bug(...)
#endif

#ifdef BALBIT

#endif // BALBIT

mt19937 rng (chrono::steady_clock::now().time_since_epoch().count());

void solve(int n) {

    map<int, int> mp;
    vector<int> p(n);
    for (int i = 0; i<n; ++i) p[i] = i;
    shuffle(ALL(p), rng);
    int qleft = 60;
    for (int i = 0; i<n && SZ(mp)+1 < qleft-1; ++i) {
        mp[kth(p[i]+1)]++;
    }
    for (pii & p : mp) {
        int cc = cnt(p.f+1);
        if (cc * 3 > n) {
            say_answer(p.f+1);
            return;
        }
    }
    assert(0);
}


#ifdef BALBIT
signed main(){
    bug(1,2);

}

#endif // BALBIT

Compilation message

consul.cpp: In function 'void solve(int)':
consul.cpp:34:10: error: 'pii' was not declared in this scope
   34 |     for (pii & p : mp) {
      |          ^~~
consul.cpp:34:18: error: found ':' in nested-name-specifier, expected '::'
   34 |     for (pii & p : mp) {
      |                  ^
      |                  ::
consul.cpp:34:16: error: 'p' is not a class, namespace, or enumeration
   34 |     for (pii & p : mp) {
      |                ^
In file included from /usr/include/c++/9/cassert:44,
                 from /usr/include/x86_64-linux-gnu/c++/9/bits/stdc++.h:33,
                 from consul.cpp:1:
consul.cpp:41:5: error: could not convert '(false ? (void)0 : __assert_fail(((const char*)"0"), ((const char*)"consul.cpp"), 41, ((const char*)(& __PRETTY_FUNCTION__))))' from 'void' to 'bool'
   41 |     assert(0);
      |     ^~~~~~
      |     |
      |     void
consul.cpp:42:1: error: expected primary-expression before '}' token
   42 | }
      | ^
consul.cpp:41:15: error: expected ')' before '}' token
   41 |     assert(0);
      |               ^
      |               )
   42 | }
      | ~              
consul.cpp:34:9: note: to match this '('
   34 |     for (pii & p : mp) {
      |         ^
consul.cpp:42:1: error: expected primary-expression before '}' token
   42 | }
      | ^