Submission #1220941

#TimeUsernameProblemLanguageResultExecution timeMemory
1220941kokoxuyaA Difficult(y) Choice (BOI21_books)C++20
0 / 100
0 ms408 KiB
#include <bits/stdc++.h> using namespace std; #define pb push_back #define mp make_pair #define pii pair<int,int> #define ss second #define ff first #define piii pair<int,pii> #define debu(x) (cerr << #x << " = "<< x << "\n") #define debu2(x,y) (cerr << #x << " = "<< x << " " << #y << " = " << y << "\n") #define debu3(x,y,z) (cerr << #x << " = "<< x << " " << #y << " = " << y << " " << #z << " = " << z<< "\n") #define bitout(x,y) {\ cerr << #x << " : ";\ for (int justforbits = y; justforbits >=0; justforbits--)cout << (((1 << justforbits) & x)>=1);\ cout << "\n";\ } #define rangeout(j,rangestart,rangeend) {\ cerr << "outputting" << #j<< ":\n";\ for (int forrang = rangestart; forrang <= rangeend; forrang++)cerr << j[forrang] << " ";\ cerr<<"\n";\ } #define c1 {cerr << "Checkpoint 1! \n\n";cerr.flush();} #define c2 {cerr << "Checkpoint 2! \n\n";cerr.flush();} #define c3 {cerr << "Checkpoint 3! \n\n";cerr.flush();} #define c4 {cerr << "Checkpoint 4! \n\n";cerr.flush();} #include "books.h" using namespace std; // // --- Sample implementation for the task books --- // // To compile this program with the sample grader, place: // books.h books_sample.cpp sample_grader.cpp // in a single folder and run: // g++ books_sample.cpp sample_grader.cpp // in this folder. // void solve(int n, int k, long long a, int s) { int ans1=0,ans2=0; vector<int>for1,for2; for(int a=1;a<=k;a++) { for1.pb(a); ans1+=skim(a); } for(int a=n;a>(n-k);a--) { for2.pb(a); ans2+=skim(a); } if(ans1>=a&&ans1<=2*a){answer(for1);return;} if(ans2>=a&&ans2<=2*a){answer(for2);return;} impossible(); }
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