제출 #133858

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
133858		Runtime_error_	Scales (IOI15_scales)	C++14	0 / 100	3 ms	380 KiB

scales

#include "scales.h"
#include <bits/stdc++.h>
using namespace std;
int larger[8][8],tmp[] = {1,2,3},tmp2[] = {4,5,6};

bool is ; // is == 1 if tmp[0] is larger than tmp2[0]

void init(int T) {
    memset(larger,-1,sizeof(larger));
}

void modify(int x,int y){//x<y

    larger[x][y] = 0;
    larger[y][x] = 1;
}

void modify(int a,int b,int c){//a<b<c

    larger[c][b] = larger[c][a] = 1;
    larger[b][c] = larger[a][c] = 0;
    larger[b][a] = 1 , larger[a][b] = 0;
}

void ask(int x,int y,int z){

    int a,b,c;
    a = getLightest(x,y,z);
    c = getHeaviest(x,y,z);
    if( (a == x && c == z) || (c == x && a == z))
        b = y;
    else if( (a == y && c == z) || (a == z && c == y) )
        b = x;
    else
         b = z;
    modify(a,b,c);
}

bool cmp(int x,int y){

    return larger[y][x];
}

void loop(int cur){


    int x = getNextLightest(1,2,3,cur) , i;
    if(!is && x == tmp[0]){
        for(int i=0;i<3;i++)
            modify(tmp[i],cur);
        return ;
    }
    for(i=0;i<3;i++){
        if(tmp[i] == x)
            break;
        modify(tmp[i],cur);
    }
    for(;i<3;i++)
        modify(cur,tmp[i]);
}

void orderCoins() {

    int W [] = {1,2,3,4,5,6};
    ask(1,2,3);
    ask(4,5,6);
    sort(tmp,tmp+3,cmp);
    sort(tmp2,tmp2+3,cmp);

    int md = getMedian(tmp[0],tmp[2],tmp2[0]);
    if(md == tmp[0])
        modify(tmp2[0],tmp[0],tmp[2]);
    else if(md == tmp[2])
        modify(tmp[0],tmp[2],tmp2[0]);
    else
        modify(tmp[0],tmp2[0],tmp[2]);
    is = larger[ tmp[0] ][ tmp2[0] ];
    for(int i=4;i<=6;i++)
        loop(i);

    sort(W,W+6,cmp);
    answer(W);
}

컴파일 시 표준 에러 (stderr) 메시지

scales.cpp: In function 'void init(int)':
scales.cpp:9:15: warning: unused parameter 'T' [-Wunused-parameter]
 void init(int T) {
               ^
scales.cpp: In function 'void loop(int)':
scales.cpp:50:17: warning: declaration of 'i' shadows a previous local [-Wshadow]
         for(int i=0;i<3;i++)
                 ^
scales.cpp:48:42: note: shadowed declaration is here
     int x = getNextLightest(1,2,3,cur) , i;
                                          ^

• Subtask 1: 0 / 100