oj.uz

Submission #164250

# Submission time Handle Problem Language Result Execution time Memory
164250 2019-11-18T20:33:12 Z ivandasfs Highway design (CEOI12_highway) C++14
0 / 100
 1000 ms 1392 KB 
#include <iostream>
#include <cstdio>
#include <algorithm>
#include <vector>
#include <cstdlib>
#include "office.h"

using namespace std;

#define x first
#define y second
#define mp make_pair
#define pb push_back

typedef long long ll;

const ll MOD = 1e9+7;

vector <int> v;

int main() {
	int n = GetN();
	int x, y, z;
	bool done = false;
	for (x = 1 ; x<=5 ; x++) {
		for (y = x+1 ; y<=5 ; y++) {
			for (z = y+1 ; z<=5 ; z++) {
				if (isOnLine(x, y, z)) {
					done = true;
					break;
				}
			}
			if (done) break;
		}
		if (done) break;
	}
	for (int i=1 ; i<=n ; i++) {
		if ((x-i)*(y-i)*(z-i) == 0) continue;
		v.pb(i);
	}
	random_shuffle(v.begin(), v.end());
	vector <int> sol;
	for (int i=0 ; i<v.size() ; i+=3) {
		if (i+3 >= v.size()) {
			if (isOnLine(x, y, v[i]) == 0) {
				sol.pb(v[i]);
			}
			i -= 2;
			if (sol.size() == 2) break;
		} else {
			if (isOnLine(v[i], v[i+1], v[i+2])) {
				if (isOnLine(v[i], x, y) == 0) {
					sol.pb(v[i]);
					sol.pb(v[i+1]);
					break;
				}
			} else {
				for (int j=0 ; j<3 ; j++) {
					if (isOnLine(x, y, v[i+j]) == 0) {
						sol.pb(v[i+j]);
					}
					if (sol.size() == 2) break;
				}
				if (sol.size() == 2) break;
			}
		}
	}
	Answer(x, y, sol[0], sol[1]);
	return 0;
}

Compilation message

highway.cpp: In function 'int main()':
highway.cpp:43:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i=0 ; i<v.size() ; i+=3) {
                 ~^~~~~~~~~
highway.cpp:44:11: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   if (i+3 >= v.size()) {
       ~~~~^~~~~~~~~~~
office.c: In function 'int isOnLine(int, int, int)':
office.c:85:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:88:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:92:37: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(false, "Too many questions");
                                     ^
office.c:83:7: warning: unused variable 'i' [-Wunused-variable]
   int i;
       ^
office.c: In function 'void Answer(int, int, int, int)':
office.c:123:29: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
     _Fin(0, "Protocol error");
                             ^
office.c:128:44: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
       if( (-_Apa[na1]==_N-3) && (na2!=na1) && (nb2!=na1) ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
office.c:130:30: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(true, "Correct");
                              ^
office.c:132:36: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(false, "Wrong answer");
                                    ^
office.c:134:44: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
       if( (-_Apa[na2]==_N-3) && (na1!=na2) && (nb1!=na2) ||
           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~
office.c:136:30: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(true, "Correct");
                              ^
office.c:138:36: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
          _Fin(false, "Wrong answer");
                                    ^
office.c:140:33: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
       _Fin(false, "Wrong answer");
                                 ^
office.c:142:23: warning: ISO C++ forbids converting a string constant to 'char*' [-Wwrite-strings]
   _Fin(true, "Correct");
                       ^
office.c:120:27: warning: unused variable 'pont' [-Wunused-variable]
   int na1, nb1, na2, nb2, pont;
                           ^~~~
office.c: In function 'void _doInit()':
office.c:33:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &_N);
     ~~~~~^~~~~~~~~~~

Subtask #1
0.0 / 100.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1080 ms 376 KB Time limit exceeded
2 Execution timed out 1076 ms 376 KB Time limit exceeded
3 Execution timed out 1091 ms 256 KB Time limit exceeded
4 Execution timed out 1088 ms 376 KB Time limit exceeded
5 Execution timed out 1083 ms 256 KB Time limit exceeded
6 Execution timed out 1080 ms 256 KB Time limit exceeded
7 Execution timed out 1073 ms 376 KB Time limit exceeded
8 Execution timed out 1072 ms 256 KB Time limit exceeded
9 Execution timed out 1086 ms 256 KB Time limit exceeded
10 Execution timed out 1082 ms 256 KB Time limit exceeded
11 Execution timed out 1077 ms 376 KB Time limit exceeded
12 Execution timed out 1078 ms 376 KB Time limit exceeded
13 Execution timed out 1071 ms 376 KB Time limit exceeded
14 Execution timed out 1069 ms 376 KB Time limit exceeded
15 Execution timed out 1071 ms 376 KB Time limit exceeded
16 Execution timed out 1075 ms 376 KB Time limit exceeded
17 Execution timed out 1083 ms 376 KB Time limit exceeded
18 Execution timed out 1085 ms 376 KB Time limit exceeded
19 Execution timed out 1061 ms 660 KB Time limit exceeded
20 Execution timed out 1082 ms 632 KB Time limit exceeded
21 Execution timed out 1083 ms 888 KB Time limit exceeded
22 Execution timed out 1080 ms 1016 KB Time limit exceeded
23 Execution timed out 1073 ms 1268 KB Time limit exceeded
24 Execution timed out 1079 ms 1240 KB Time limit exceeded
25 Execution timed out 1080 ms 1392 KB Time limit exceeded