Submission #39898

#	Time	Username	Problem	Language	Result	Execution time	Memory
39898		mohammad_kilani	Scales (IOI15_scales)	C++14	0 / 100	1 ms	2024 KiB

scales

#include "scales.h"
#include <bits/stdc++.h>
using namespace std;


void init(int T) {
   	
}

void orderCoins() {
    int val[7];
    vector< pair<int,int> > v;
    for(int i=1;i<6;i+=3){
    	int a = getMedian(i,i+1,i+2);
    	int b = getHeaviest(i,i+1,i+2);
    	int c;
    	if(i != a && i != b) c = i;
    	if(i + 1 != a && i + 1 != b) c = i + 1;
    	if(i + 2 != a && i + 2 != b) c = i + 2;
    	v.push_back(make_pair(0,c));
    	v.push_back(make_pair(1,a));
    	v.push_back(make_pair(2,b));
    }
    sort(v.begin(),v.end());
    int idx = 0;
    int w[6];
    while(v.size() > 3){
    	int a = v[0].second;
    	int b = v[1].second;
    	int c = v[2].second;
    	int ans1 = getLightest(a,b,c);
    	w[idx++] = ans1;
    	if(ans1 == a) v[0].first = 100;
    	else if(ans1 == b) v[1].first = 100;
    	else if(ans1 == c) v[2].first = 100;
    	sort(v.begin(),v.end());
    	v.pop_back();
    }
   	int cur1 = getMedian(v[0].second,v[1].second,v[2].second);
   	int cur2 = getHeaviest(v[0].second,v[1].second,v[2].second);
   	int cur3;
   	if(v[0].second != cur1 && v[0].second != cur2) cur3 = v[0].second;
   	if(v[1].second != cur1 && v[1].second != cur2) cur3 = v[1].second;
   	if(v[2].second != cur1 && v[2].second != cur2) cur3 = v[2].second;
   	w[idx++] = cur3;
   	w[idx++] = cur1;
   	w[idx++] = cur2;
    answer(w);

}

Compilation message (stderr)

scales.cpp:6:15: warning: unused parameter 'T' [-Wunused-parameter]
 void init(int T) {
               ^
scales.cpp: In function 'void orderCoins()':
scales.cpp:11:9: warning: unused variable 'val' [-Wunused-variable]
     int val[7];
         ^
scales.cpp:45:20: warning: 'cur3' may be used uninitialized in this function [-Wmaybe-uninitialized]
     w[idx++] = cur3;
                    ^
scales.cpp:20:27: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized]
      v.push_back(make_pair(0,c));
                           ^

• Subtask 1: 0 / 100