Submission #1299137

#TimeUsernameProblemLanguageResultExecution timeMemory
1299137muhammad-mutahirJob Scheduling (CEOI12_jobs)C++20
100 / 100
265 ms17820 KiB
#include <bits/stdc++.h> using namespace std; #define print(l) for(auto i:l) cout<<i<<" ";cout<<endl; #define input(t,l,n) vector<t>l(n);for(int i = 0;i<n;i++)cin>>l[i]; // #define int long long #define pb push_back #define ordered_set tree<int, null_type,less<int>, rb_tree_tag,tree_order_statistics_node_update> #define all(l) l.begin(),l.end() #define pii pair<int,int> #define fi first #define se second const int M = 1e9+7; const int inf = 1e18; int bp(int x, int y, int p){ int res = 1; x = x % p; while (y > 0) { if (y & 1) res = (res * x) % p; y = y >> 1; x = (x * x) % p; } return res; } int MI(int n, int p){ return bp(n, p - 2, p); } int mul(int x,int y, int p){ return x * 1ull * y % p; } int di(int x,int y, int p){ return mul(x, MI(y, p), p); } int n , m , k , q,d; void solve(int testcase_number){ cin>>n>>d>>m; input(int,a,m); vector<int>cnt(n+1,0); vector<pair<int,int>>ord; for(int i = 0;i<m;i++){ ord.pb({a[i],-(i+1)}); cnt[a[i]]++; } int l = 0; int r = 1e7; while(r-l>1){ int mi = (l+r)/2; int day = 1; int rem = mi; int f = 1; for(int i = 1;i<=n;i++){ // if(mi == 1)cout<<i<<" "<<i+d<<" "<<day<<endl; if(i > day){ day = i; rem = mi; } int x = cnt[i]; int fday = 0; while(x > 0){ int f1 = min(rem,x); x-=f1; rem-=f1; fday = max(fday,day); if(rem == 0){ day++; rem = mi; } } if(fday > i+d){ f = 0; break; } } if(f){ r = mi; } else{ l = mi; } } cout<<r<<endl; sort(all(ord)); int p1 = 0; for(int i = 0;i<n;i++){ for(int j = 0;j<r;j++){ if(p1 < (int)ord.size()){ cout<<ord[p1].se*-1<<" "; p1++; } } cout<<0<<endl; } } signed main(){ ios::sync_with_stdio(0);//DO NOT USE IN INTERACTIVE cin.tie(0), cout.tie(0); cout << fixed<<setprecision(9); int t = 1; // cin>>t; for(int i = 1;i<=t;i++){ solve(i); } }

Compilation message (stderr)

jobs.cpp:15:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
   15 | const int inf = 1e18;
      |                 ^~~~
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