Submission #844233

#	Time	Username	Problem	Language	Result	Execution time	Memory
844233		vjudge1	Pod starim krovovima (COCI20_psk)	C++17	0 / 50	1060 ms	68688 KiB

Main

// Imagine not FFT
#include <bits/stdc++.h>
 
#ifndef ONLINE_JUDGE
    #define DEBUG(x) std::cerr << #x << ": " << x << std::endl;
    #define DEBUGV(x) std::cerr << #x << ": { "; for(auto ___y:x) std::cerr << ___y << " "; std::cerr << std::endl;
    #define DEBUGVV(x) std::cerr << #x << ": { \n"; for(int _i=0;_i<sz(x);++_i) {DEBUGV(x[_i]);} std::cerr << "}" << std::endl;
	#define DEBUGVP(x) std::cerr << #x << ": { "; for(auto ___y:x) std::cerr << "{" << ___y.first << "," << ___y.second << "}" << " "; std::cerr << "}" << std::endl;
	#define files freopen("in.txt","r",stdin);freopen("out.txt","w",stdout);
    #define fastio std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); std::cout.tie(nullptr);
#else
    #define fastio std::ios_base::sync_with_stdio(false); std::cin.tie(nullptr); std::cout.tie(nullptr);
    #define DEBUG(...) void(23)
    #define DEBUGV(x) void(23);
    #define DEBUGARR(arr, size) void(23)
    #define DEBUGPRINT(...) void(23)
    #define DEBUGMAP(...) void(23)
    #define DEBUGMAPQUEUE(...) void(23)
    #define DEBUGVV(x) void(23);
    #define DEBUGVP(x) void(23);
    #define files void(23);
#endif
 
#define int long long
#define ll long long
 
#define pb push_back
#define ff first
#define ss second
#define pii std::pair < int , int >
#define pll std::pair < ll , ll >
#define vi std::vector < ll >
#define vl std::vector < int >
#define vii std::vector < pii >
#define vll std::vector < pll >
#define vvi std::vector < vi >
#define vvii std::vector < vii >
#define all(x) (x).begin(),(x).end()
#define rall(x) (x).rbegin(),(x).rend()
#define forn(i,j) for(int i=0;i<j;i++)
#define forr(i,j,k) for(int i=j;i<k;i++)
 
#define mset multiset
#define pqueue priority_queue
#define cmax(a,b) (a = max(a,b))
#define cmin(a,b) (a = min(a,b))
 
#define sz(a) (int)(a.size())
 
#define yes std::cout << "YES\n";
#define no std::cout << "NO\n";
    
using namespace std;

void solve(int _t_case){
    DEBUG(_t_case);
    int n;
    cin >> n;
    vii a(n);
    int totLiquid=0;
    forn(i,n){int x;cin >> x >> a[i].first;a[i].second=i;totLiquid+=x;}
    sort(rall(a));
    DEBUGVP(a);
    vii b; int ans=0;
    for(auto c:a){
    	if(totLiquid==0) ++ans;
    	b.pb({c.ss,min(c.ff,totLiquid)});
    	totLiquid-=min(c.ff,totLiquid);
    } 
    sort(all(b));
    cout << ans << endl;
    for(auto c:b)
    	cout << c.ss << " ";
    return;
}

signed main(){
    fastio;
    files;
    int t=1,_t=0;
//    std::cin >> t;
    while(_t<t){
        ++_t;
        solve(_t);
    }
    return 0;
}

Compilation message (stderr)

psk.cpp: In function 'int main()':
psk.cpp:9:23: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |  #define files freopen("in.txt","r",stdin);freopen("out.txt","w",stdout);
      |                ~~~~~~~^~~~~~~~~~~~~~~~~~~~
psk.cpp:79:5: note: in expansion of macro 'files'
   79 |     files;
      |     ^~~~~
psk.cpp:9:51: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |  #define files freopen("in.txt","r",stdin);freopen("out.txt","w",stdout);
      |                                            ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~
psk.cpp:79:5: note: in expansion of macro 'files'
   79 |     files;
      |     ^~~~~

• Subtask 1: 0 / 50