제출 #433168

#제출 시각아이디문제언어결과실행 시간메모리
433168Amylopectin카니발 티켓 (IOI20_tickets)C++14
100 / 100
1123 ms144232 KiB
#include <iostream> #include <stdio.h> #include <vector> #include <algorithm> #include "tickets.h" //#include "grader.cpp" using namespace std; const long long mxn = 1610,mxm = 1e7 + 10; struct ord { long long nn,mm,vaa; }; bool cmp2(const struct ord &l,const struct ord &r) { return l.vaa < r.vaa; } struct we { long long vaa,nn; }; bool cmp(const struct we &l,const struct we &r) { return l.vaa < r.vaa; } bool cmp3(const struct we &l,const struct we &r) { return l.nn < r.nn; } struct ord po[mxm] = {}; struct we so[mxm] = {},cir[mxn] = {}; long long cans[mxn][mxn] = {},coun[mxn] = {},le[mxn] = {},ri[mxn] = {},coub[mxn] = {},fa[mxn] = {}; long long find_maximum(int k, vector<vector<int> > x) { long long n = x.size(),i,j,ru = 0,su = 0,rul,rur; long long m = x[0].size(); vector<vector<int>> ans; vector<int > ro; for(i=0; i<n; i++) { for(j=0; j<m; j++) { cans[i][j] = -1; } } if(m == k) { for(i=0; i<n; i++) { for(j=0; j<m; j++) { po[ru] = {i,j,x[i][j]}; ru ++; } cir[i].nn = i; } sort(po,po+ru,cmp2); for(i=0; i<ru/2; i++) { su -= po[i].vaa; cir[po[i].nn].vaa ++; } for(i=ru/2; i<ru; i++) { su += po[i].vaa; } } else { for(i=0; i<n; i++) { for(j=0; j<k; j++) { // printf("%d\n",x[i][j]); so[ru] = {x[i][j] + x[i][m-k+j],i}; su -= x[i][j]; ru ++; } cir[i].nn = i; } sort(so,so+ru,cmp); for(i=0; i<ru/2; i++) { cir[so[i].nn].vaa ++; } for(i=ru/2; i<ru; i++) { su += so[i].vaa; } } sort(cir,cir+n,cmp); for(i=0; i<n/2; i++) { le[i] = cir[i].nn; } for(i=n/2; i<n; i++) { ri[i-n/2] = cir[i].nn; } sort(cir,cir+n,cmp3); for(i=0; i<n; i++) { coub[i] = m-1; } for(i=0; i<k; i++) { rul = 0; rur = 0; for(j=0; j<n; j++) { if(rul < n/2 && (rur == n/2 || cir[le[rul]].vaa < cir[ri[rur]].vaa)) { fa[j] = le[rul]; rul ++; } else { fa[j] = ri[rur]; rur ++; } } for(j=0; j<n/2; j++) { le[j] = fa[j]; cans[fa[j]][coub[fa[j]]] = i; coub[fa[j]] --; } for(j=n/2; j<n; j++) { ri[j-n/2] = fa[j]; cans[fa[j]][coun[fa[j]]] = i; coun[fa[j]] ++; cir[fa[j]].vaa --; } } for(i=0; i<n; i++) { ro.clear(); for(j=0; j<m; j++) { ro.push_back(cans[i][j]); } ans.push_back(ro); } // for (long long i = 0; i < n; i++) // { // vector<int> row(m); // for (long long j = 0; j < m; j++) // { // if (j < k) // { // row[j] = j; // } // else // { // row[j] = -1; // } // } // answer.push_back(row); // } allocate_tickets(ans); return su; } //long long main() //{ // cout << "Hello world!" << endl; // return 0; //}
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