Submission #1073441

#	Time	Username	Problem	Language	Result	Execution time	Memory
1073441		hasan2006	Wiring (IOI17_wiring)	C++17	0 / 100	1 ms	348 KiB

wiring

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

#define TL ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
#define rall(s) s.rbegin(),s.rend()
#define all(s) s.begin(),s.end()
#define pb push_back
#define se second
#define fi first
#define ll long long
#define ld long double
#define YES cout<<"YES\n"
#define Yes cout<<"Yes\n"
#define yes cout<<"yes\n"
#define NO cout<<"NO\n"
#define No cout<<"No\n"
#define no cout<<"no\n"


const int N = 5e5 + 9 , mod = 1e9 + 7;
ll a[N] , b[N] , dp[N] , c[N] , d[N] ;

ll min_total_length(vector<int> a, vector<int> b){
    a.pb(2e9);
    b.pb(2e9);
    deque<int>d1 , d2;
    int s = 0 , f , l, r , i , j , x , y , n , m;
    f = a.size() + b.size();
    l =  r= 0;

    while(f--){
        if(a[l] <= b[r]){
            if(d2.size() > 0)
                s += a[l] - d2.back() , d2.pop_back();
            else
                d1.pb(a[l]);
            l++;
        }else {
            if(d1.size() > 0)
                s += b[r] - d1.back() , d1.pop_back();
            else
                d2.pb(a[r]);
            r++;
        }
    }
    l = 0;
    for(i = 0; i < d1.size(); i++){
        while(a[l] <= d1[i])
            l++;
        x = a[l] - d1[i];
        if(l)
            x = min(x ,d1[i] - a[l]);
        s += x;
    }
    l = 0;
    for(i = 0; i < d2.size(); i++){
        while(b[l] <= d2[i])
            l++;
        x = b[l] - d2[i];
        if(l)
            x = min(x ,d2[i] - b[l]);
        s += x;
    }
    return s;
}

Compilation message (stderr)

wiring.cpp: In function 'long long int min_total_length(std::vector<int>, std::vector<int>)':
wiring.cpp:48:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |     for(i = 0; i < d1.size(); i++){
      |                ~~^~~~~~~~~~~
wiring.cpp:57:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::deque<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   57 |     for(i = 0; i < d2.size(); i++){
      |                ~~^~~~~~~~~~~
wiring.cpp:28:32: warning: unused variable 'j' [-Wunused-variable]
   28 |     int s = 0 , f , l, r , i , j , x , y , n , m;
      |                                ^
wiring.cpp:28:40: warning: unused variable 'y' [-Wunused-variable]
   28 |     int s = 0 , f , l, r , i , j , x , y , n , m;
      |                                        ^
wiring.cpp:28:44: warning: unused variable 'n' [-Wunused-variable]
   28 |     int s = 0 , f , l, r , i , j , x , y , n , m;
      |                                            ^
wiring.cpp:28:48: warning: unused variable 'm' [-Wunused-variable]
   28 |     int s = 0 , f , l, r , i , j , x , y , n , m;
      |                                                ^

• Subtask 1: 0 / 7
• Subtask 2: 0 / 13
• Subtask 3: 0 / 10
• Subtask 4: 0 / 25
• Subtask 5: 0 / 45