제출 #237971

#제출 시각아이디문제언어결과실행 시간메모리
237971crossing0ver저울 (IOI15_scales)C++17
컴파일 에러
0 ms0 KiB
#include<bits/stdc++.h>
#define ll long long 
//#include "scales.h"
using namespace std;
vector<vector<int> > all,sall;
vector<vector<int> > Left1,Left;
vector<int> g,to_ask;
bool vis[7];
int cmp[7][7],lets[7][7] ,  Rcmp[7][7];
int oper,X[7];
 
void G(int c) {
	if (c == 6) {
		Left1.push_back(g);
		return;	
	}
	for (int i = 1; i <= 6; i++) {
		if (!vis[i]) {
			g.push_back(i);
			vis[i] = 1;
			G(c+1);
			vis[i] = 0;
			g.pop_back();
		}
	}
}
void init(int T) {
	for (int i = 1; i<=6;i++) 
	for (int j = i + 1; j <= 6; j++)
	for (int k = j+1;k <=6;k++)  {
		all.push_back({i,j,k});
		for (int f = 1; f <= 6; f++) {
			if (f != j && f != i && f != k)
			sall.push_back({i,j,j,f});
		}
	}
	G(0);
	Left = Left1;
}
void minimize(int &total_ans,int &c,int type,vector<int> v) {
	 if (total_ans > c) {
		total_ans = c;
		to_ask = v;
		oper = type;
	}
}
vector<vector<int> > F;
bool flag;
int calc(vector<int> v,int p = 0,int type = 0 ,int d = 0) {
	F.clear();
	int a[7] = {0},cnt = 0;
	vector<int> h;
	
	for (int i : v) if (i != v[p]) h.push_back(i); 
	
	for (auto g : Left) {
		for (int i = 0; i < 6; i++) a[ g[i] ] = i;		
	if (type == 0 && a[ v[p] ] < min( a[ h[0] ], a[ h[1] ]) ) {cnt++; if (flag) F.push_back(g);}
	if (type == 1 && a[ v[p] ] > max( a[ h[0] ], a[ h[1] ])) {cnt++; if (flag) F.push_back(g);}
	if (type == 2 && a[ v[p] ] < max( a[ h[0] ], a[ h[1] ]) && a[ v[p] ] > min( a[ h[0] ], a[ h[1] ]) ) {cnt++; if (flag) F.push_back(g);} 
	if (type == 3) {
		vector<pair<int,int> > c;
		c.emplace_back ( a[ v[p] ],v[p]); 
		c.emplace_back ( a[ h[0] ], h[0]); 
		c.emplace_back ( a[ h[1] ], h[1]);
		sort (c.begin(),c.end());
		
		if ( a[d] > a[ c.back().second ]) {
			if (c[0].second == v[p]) {cnt++; if (flag) F.push_back(g);}
		}
		else {
			auto pos = lower_bound(c.begin(),c.end(), make_pair(a[d],0));
			if ( (*pos).second == v[p]) {cnt++; if (flag) F.push_back(g);}
		} 
	}
	}
	if (flag) Left = F;
	return cnt;
}
void cnt_min(){
	int total_ans = 10000;
	 	for (auto v : all)  {
	 	for (int type = 0; type < 3; type++) {
	 		int c = 0;
	 	for (int i = 0; i < 3; i++) 
	 		c = max(c,calc(v,i,type,0));
	 	minimize(total_ans,c,type,v);
	 	}
	 	}
	 	for (auto v:sall) {
	 		int d = v[3];
	 		vector<int> g;
	 		int c = 0;
	 		
	 		for (int  i =0 ; i < 3; i++) g.push_back(v[i]);
	 		for (int i = 0; i < 3; i++)
	 		c = max(c,calc(g,g[i],3,d));
	 		
	 		minimize(total_ans,c,3,v);
		 }
}
 // 0 getLightest(A, B, C) 1 getHeaviest(A, B, C) ,2  getMedian(A, B, C)  3 getNextLightest(A, B, C, D)
  /*
int getLightest(int a,int b,int c){
	vector<int> v= {a,b,c};
	if (X[a] < X[b] && X[a] < X[c]) return a;
	if (X[b] < X[c]) return b;
	 return c;
}
int getHeaviest(int a,int b,int c){
	vector<int> v= {a,b,c};
	if (X[a] > X[b] && X[a] > X[c]) return a;
	if (X[b] > X[c]) return b;
	 return c;
}
int getMedian(int a,int b,int c){
	vector<int> v= {a,b,c};
	if (X[a] > X[b] && X[a] < X[c]) return a;
	if (X[a] > X[c] && X[a] < X[b]) return a;
	if (X[b] > X[a] && X[b] < X[c]) return b;
	if (X[b] < X[a] && X[b] > X[c]) return b;
	 return c;
}     */   
void orderCoins() {
	Left = Left1;
    /* ... */
    while(true) {
    cnt_min();
    vector<int> v = to_ask;
    int a,p;
    if (oper == 0) {
    	a = getLightest(v[0],v[1],v[2]);
    	for (int i = 0; i < 3; i++) if (a == v[i]) p = i;
		calc(v,p,0,0); 
	}
	if (oper == 1) {
    	a = getHeaviest(v[0],v[1],v[2]);
    	for (int i = 0; i < 3; i++) if (a == v[i]) p = i;
		calc(v,p,1,0);
	}
	if (oper == 2) {
    	a = getMedian(v[0],v[1],v[2]);
		for (int i = 0; i < 3; i++) if (a == v[i]) p = i;
		calc(v,p,2,0);    	
	}
	if (oper == 3) {
		int a = getNextLightest(v[0], v[1], v[2], v[3]);
		int d = v[3];
			vector<int> g;
	 		for (int  i =0 ; i < 3; i++) g.push_back(v[i]);
	 	for (int i = 0; i < 3; i++) if (a == v[i]) p = i;
	 	calc(v,p,3,d);
	 }
	 if (Left.size() == 1){
	 	int W[6];
	 	for (int i = 0 ; i <  Left[0].size(); i++) W[i] =Left[0][i];
	 	answer(W);
	 	return;
	 }
	}
}   /*           
int main(){
//srand(time(NULL));
int Y[7];
for (int i = 1; i <= 6; i++) Y[i] = i;
random_shuffle(Y+1,Y+7);
for (int i = 1; i <= 6; i++) cout << Y[i] <<' ', X[Y[i]] = i;
 
cout << endl;
	init(5);
	orderCoins();
	cout << endl << Left.size()<<'\n';
	for (auto v:Left) {
		for (int i:v) cout << i <<' ';
		cout <<endl; 
	}
	int s =0;
//	cout << Rcmp[4][3] << ' '<<Rcmp[3][6];
cnt_min();
//for (int i :to_ask) cout << i <<' ';
exit(0);
//	int a = getMedian(1,4,6);
//	cout << Rcmp[1][4] <<'\n';
//	for (int i = 1; i <= 6; i++)
//	for (int j = i+1; j <= 6 ;j++)
//	if(Rcmp[i][j] ==0 ) cout << i <<' '<<j;
//	cout << s <<" "<<Rcmp[1][6];
	
}       */  

컴파일 시 표준 에러 (stderr) 메시지

scales.cpp: In function 'void init(int)':
scales.cpp:27:15: warning: unused parameter 'T' [-Wunused-parameter]
 void init(int T) {
               ^
scales.cpp: In function 'int calc(std::vector<int>, int, int, int)':
scales.cpp:56:12: warning: declaration of 'g' shadows a global declaration [-Wshadow]
  for (auto g : Left) {
            ^
scales.cpp:7:13: note: shadowed declaration is here
 vector<int> g,to_ask;
             ^
scales.cpp: In function 'void cnt_min()':
scales.cpp:92:17: warning: declaration of 'g' shadows a global declaration [-Wshadow]
     vector<int> g;
                 ^
scales.cpp:7:13: note: shadowed declaration is here
 vector<int> g,to_ask;
             ^
scales.cpp: In function 'void orderCoins()':
scales.cpp:132:10: error: 'getLightest' was not declared in this scope
      a = getLightest(v[0],v[1],v[2]);
          ^~~~~~~~~~~
scales.cpp:132:10: note: suggested alternative: 'gettext'
      a = getLightest(v[0],v[1],v[2]);
          ^~~~~~~~~~~
          gettext
scales.cpp:137:10: error: 'getHeaviest' was not declared in this scope
      a = getHeaviest(v[0],v[1],v[2]);
          ^~~~~~~~~~~
scales.cpp:142:10: error: 'getMedian' was not declared in this scope
      a = getMedian(v[0],v[1],v[2]);
          ^~~~~~~~~
scales.cpp:142:10: note: suggested alternative: 'getdelim'
      a = getMedian(v[0],v[1],v[2]);
          ^~~~~~~~~
          getdelim
scales.cpp:147:7: warning: declaration of 'a' shadows a previous local [-Wshadow]
   int a = getNextLightest(v[0], v[1], v[2], v[3]);
       ^
scales.cpp:130:9: note: shadowed declaration is here
     int a,p;
         ^
scales.cpp:147:11: error: 'getNextLightest' was not declared in this scope
   int a = getNextLightest(v[0], v[1], v[2], v[3]);
           ^~~~~~~~~~~~~~~
scales.cpp:149:16: warning: declaration of 'g' shadows a global declaration [-Wshadow]
    vector<int> g;
                ^
scales.cpp:7:13: note: shadowed declaration is here
 vector<int> g,to_ask;
             ^
scales.cpp:156:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
    for (int i = 0 ; i <  Left[0].size(); i++) W[i] =Left[0][i];
                     ~~^~~~~~~~~~~~~~~~~
scales.cpp:157:4: error: 'answer' was not declared in this scope
    answer(W);
    ^~~~~~
scales.cpp:157:4: note: suggested alternative: 'assert'
    answer(W);
    ^~~~~~
    assert