#include "cielib.h" #include <bits/stdc++.h> using namespace std; #define sim template < class c #define ris return * this #define dor > debug & operator << #define eni(x) sim > typename \ enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) { sim > struct rge { c b, e; }; sim > rge<c> tablica(c i, c j) { return rge<c>{i, j}; } sim > auto dud(c* x) -> decltype(cerr << *x, 0); sim > char dud(...); struct debug{ #ifdef LOCAL ~debug() { cerr << endl; } eni(!=) cerr << boolalpha << i; ris; } eni(==) ris << range(begin(i), end(i)); } sim, class b dor(pair < b, c > d) { ris << "(" << d.first << ", " << d.second << ")"; } sim dor(rge<c> d) { *this << "["; for (auto it = d.b; it != d.e; ++it) *this << ", " + 2 * (it == d.b) << *it; ris << "]"; } #else sim dor(c) { ris; } #endif }; #define imie(x) " [" << #x ": " << (x) << "] " bool better(int * t1, int * t2) { // checks if 't2' is closer czyCieplo(t1); return czyCieplo(t2); } bool worse(int * t1, int * t2) { // checks if 't1' is closer czyCieplo(t2); return czyCieplo(t1); } int main() { int d = podajD(); int range = podajR(); #define REP(i) for(int i = 0; i < d; ++i) int already[d], t1[d], t2[d]; bool isMax[d]; REP(i) already[i] = 0; while(true) { debug() << "debug " << tablica(already, already + d); REP(i) isMax[i] = false; bool anythingDone = false; while(true) { REP(i) t1[i] = t2[i] = already[i] + 1; int low = 0, high = d - 1; while(low < high) { int mid = (low + high) / 2; for(int i = low; i <= mid; ++i) if(!already[i] && !isMax[i]) --t2[i]; bool tmp_is_worse = worse(t1, t2); for(int i = low; i <= mid; ++i) t2[i] = t1[i]; if(tmp_is_worse) high = mid; // there is max in [low, mid] else low = mid + 1; } bool valid = false; if(!already[low] && !isMax[low]) { --t2[low]; if(worse(t1, t2)) valid = true; ++t2[low]; } if(!valid) break; anythingDone = true; isMax[low] = true; debug() << "max is " << low; } if(!anythingDone) { set<int> current_mins; REP(i) if(!already[i]) current_mins.insert(i); if(current_mins.empty()) break; set<int> mins; // copy-paste while(true) { REP(i) t1[i] = t2[i] = range - 1; int low = 0, high = d - 1; while(low < high) { int mid = (low + high) / 2; for(int i = low; i <= mid; ++i) if(!already[i] && !isMax[i]) ++t2[i]; bool tmp_is_worse = worse(t1, t2); for(int i = low; i <= mid; ++i) t2[i] = t1[i]; if(tmp_is_worse) high = mid; // there is max in [low, mid] else low = mid + 1; } bool valid = false; if(!already[low] && !isMax[low]) { ++t2[low]; if(worse(t1, t2)) valid = true; --t2[low]; } if(!valid) break; anythingDone = true; isMax[low] = true; mins.insert(low); debug() << "min is " << low; } //assert(mins.size() <= current_mins.size()); if(mins.size() == current_mins.size()) break; REP(i) if(!mins.count(i)) ++already[i]; break; } int max_so_far = 0; REP(i) /* if(!isMax[i]) */ max_so_far = max(max_so_far, already[i]); int low = 1, high = range - max_so_far; //assert(low <= high); while(low < high) { int diff = (low + high + 1) / 2; REP(i) { if(isMax[i] || already[i]) { t1[i] = already[i] + diff - 1; t2[i] = t1[i] + 1; } else t1[i] = t2[i] = 0; } if(better(t1, t2)) low = diff; else high = diff - 1; } REP(i) if(isMax[i] || already[i]) already[i] += low; if(max_so_far + low == range) break; } znalazlem(already); }
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | #include "cielib.h" #include <bits/stdc++.h> using namespace std; #define sim template < class c #define ris return * this #define dor > debug & operator << #define eni(x) sim > typename \ enable_if<sizeof dud<c>(0) x 1, debug&>::type operator<<(c i) { sim > struct rge { c b, e; }; sim > rge<c> tablica(c i, c j) { return rge<c>{i, j}; } sim > auto dud(c* x) -> decltype(cerr << *x, 0); sim > char dud(...); struct debug{ #ifdef LOCAL ~debug() { cerr << endl; } eni(!=) cerr << boolalpha << i; ris; } eni(==) ris << range(begin(i), end(i)); } sim, class b dor(pair < b, c > d) { ris << "(" << d.first << ", " << d.second << ")"; } sim dor(rge<c> d) { *this << "["; for (auto it = d.b; it != d.e; ++it) *this << ", " + 2 * (it == d.b) << *it; ris << "]"; } #else sim dor(c) { ris; } #endif }; #define imie(x) " [" << #x ": " << (x) << "] " bool better(int * t1, int * t2) { // checks if 't2' is closer czyCieplo(t1); return czyCieplo(t2); } bool worse(int * t1, int * t2) { // checks if 't1' is closer czyCieplo(t2); return czyCieplo(t1); } int main() { int d = podajD(); int range = podajR(); #define REP(i) for(int i = 0; i < d; ++i) int already[d], t1[d], t2[d]; bool isMax[d]; REP(i) already[i] = 0; while(true) { debug() << "debug " << tablica(already, already + d); REP(i) isMax[i] = false; bool anythingDone = false; while(true) { REP(i) t1[i] = t2[i] = already[i] + 1; int low = 0, high = d - 1; while(low < high) { int mid = (low + high) / 2; for(int i = low; i <= mid; ++i) if(!already[i] && !isMax[i]) --t2[i]; bool tmp_is_worse = worse(t1, t2); for(int i = low; i <= mid; ++i) t2[i] = t1[i]; if(tmp_is_worse) high = mid; // there is max in [low, mid] else low = mid + 1; } bool valid = false; if(!already[low] && !isMax[low]) { --t2[low]; if(worse(t1, t2)) valid = true; ++t2[low]; } if(!valid) break; anythingDone = true; isMax[low] = true; debug() << "max is " << low; } if(!anythingDone) { set<int> current_mins; REP(i) if(!already[i]) current_mins.insert(i); if(current_mins.empty()) break; set<int> mins; // copy-paste while(true) { REP(i) t1[i] = t2[i] = range - 1; int low = 0, high = d - 1; while(low < high) { int mid = (low + high) / 2; for(int i = low; i <= mid; ++i) if(!already[i] && !isMax[i]) ++t2[i]; bool tmp_is_worse = worse(t1, t2); for(int i = low; i <= mid; ++i) t2[i] = t1[i]; if(tmp_is_worse) high = mid; // there is max in [low, mid] else low = mid + 1; } bool valid = false; if(!already[low] && !isMax[low]) { ++t2[low]; if(worse(t1, t2)) valid = true; --t2[low]; } if(!valid) break; anythingDone = true; isMax[low] = true; mins.insert(low); debug() << "min is " << low; } //assert(mins.size() <= current_mins.size()); if(mins.size() == current_mins.size()) break; REP(i) if(!mins.count(i)) ++already[i]; break; } int max_so_far = 0; REP(i) /* if(!isMax[i]) */ max_so_far = max(max_so_far, already[i]); int low = 1, high = range - max_so_far; //assert(low <= high); while(low < high) { int diff = (low + high + 1) / 2; REP(i) { if(isMax[i] || already[i]) { t1[i] = already[i] + diff - 1; t2[i] = t1[i] + 1; } else t1[i] = t2[i] = 0; } if(better(t1, t2)) low = diff; else high = diff - 1; } REP(i) if(isMax[i] || already[i]) already[i] += low; if(max_so_far + low == range) break; } znalazlem(already); } |