Submission #707875

#	Time	Username	Problem	Language	Result	Execution time	Memory
707875		abcvuitunggio	Scales (IOI15_scales)	C++17	Compilation error	0 ms	0 KiB

scales

#include "scales.h"
#include <bits/stdc++.h>
//#define NAM
using namespace std;
void init(int T) {
    /* ... */
}
#ifdef NAM
vector <int> order={4,2,3,5,1,6};
int w[7],cnt;
int getLightest(int i, int j, int k){
    cnt++;
    if (w[i]<w[j]&&w[i]<w[k])
        return i;
    return (w[j]<w[k]?j:k);
}
int getHeaviest(int i, int j, int k){
    cnt++;
    if (w[i]>w[j]&&w[i]>w[k])
        return i;
    return (w[j]>w[k]?j:k);
}
int getMedian(int i, int j, int k){
    cnt--;
    return i+j+k-getLightest(i,j,k)-getHeaviest(i,j,k);
}
int getNextLightest(int i, int j, int k, int l){
    if (w[l]>max(w[i],max(w[j],w[k])))
        return getLightest(i,j,k);
    cnt++;
    int mn=100,res=-1;
    if (w[i]>w[l]&&mn>w[i]){
        mn=w[i];
        res=i;
    }
    if (w[j]>w[l]&&mn>w[j]){
        mn=w[j];
        res=j;
    }
    if (w[k]>w[l]&&mn>w[k]){
        mn=w[k];
        res=k;
    }
    return res;
}
void answer(int W[]){
    for (int i=0;i<6;i++)
        cout << W[i] << ' ';
}
#endif
void orderCoins() {
    /* ... */
    int W[] = {1, 2, 3, 4, 5, 6};
    vector <int> A;
    A.push_back(getLightest(1,2,3));
    A.push_back(getMedian(1,2,3));
    A.push_back(6-A[0]-A[1]);
    int x=getHeaviest(A[0],A[1],4);
    if (x==4){
        int y=getHeaviest(A[1],A[2],4);
        if (y==4)
            A.push_back(4);
        else
            A.insert(A.begin()+2,4);
    }
    else{
        int y=getLightest(4,A[0],A[1]);
        A.insert(A.begin()+(y==A[0]),4);
    }
    x=getNextLightest(A[1],A[2],A[3],5);
    if (x==A[3])
        A.insert(A.begin()+3,5);
    else if (x==A[2])
        A.insert(A.begin()+2,5);
    else{
        int x=getMedian(A[0],A[1],5);
        A.insert(A.begin()+(x==A[0]?0:(x==A[1]?4:1)),5);
    }
    x=getNextLightest(A[2],A[3],A[4],6);
    if (x==A[3]||x==A[4])
        A.insert(A.begin()+3+(x==A[4]),6);
    else{
        int x=getMedian(A[1],A[2],6);
        if (x!=A[1])
            A.insert(A.begin()+(x==6?2:5),6);
        else{
            x=getLightest(A[0],6,A[1]);
            A.insert(A.begin()+(x==A[0]),6);
        }
    }
    for (int i=0;i<6;i++)
        w[i]=A[i];
    answer(w);
}
#ifdef NAM
int main(){
    for (int i=0;i<order.size();i++)
        w[order[i]]=i+1;
    orderCoins();
    cout << '\n' << cnt;
}
#endif // NAM

Compilation message (stderr)

scales.cpp: In function 'void init(int)':
scales.cpp:5:15: warning: unused parameter 'T' [-Wunused-parameter]
    5 | void init(int T) {
      |           ~~~~^
scales.cpp: In function 'void orderCoins()':
scales.cpp:76:13: warning: declaration of 'x' shadows a previous local [-Wshadow]
   76 |         int x=getMedian(A[0],A[1],5);
      |             ^
scales.cpp:58:9: note: shadowed declaration is here
   58 |     int x=getHeaviest(A[0],A[1],4);
      |         ^
scales.cpp:83:13: warning: declaration of 'x' shadows a previous local [-Wshadow]
   83 |         int x=getMedian(A[1],A[2],6);
      |             ^
scales.cpp:58:9: note: shadowed declaration is here
   58 |     int x=getHeaviest(A[0],A[1],4);
      |         ^
scales.cpp:92:9: error: 'w' was not declared in this scope
   92 |         w[i]=A[i];
      |         ^
scales.cpp:93:12: error: 'w' was not declared in this scope
   93 |     answer(w);
      |            ^
scales.cpp:53:9: warning: unused variable 'W' [-Wunused-variable]
   53 |     int W[] = {1, 2, 3, 4, 5, 6};
      |         ^