#include <bits/stdc++.h> //#include <cmath> //#include <functional> //#include <queue> //#include <utility> //#include <vector> #pragma GCC optimize("Ofast") //#pragma GCC target("avx2,bmi,bmi2,popcnt,fma") //add lzcnt later void speedCheck(){ //assert(__builtin_cpu_supports("avx2")); //assert(__builtin_cpu_supports("bmi")); //assert(__builtin_cpu_supports("bmi2")); //assert(__builtin_cpu_supports("popcnt")); //assert(__builtin_cpu_supports("lzcnt")); //assert(__builtin_cpu_supports("fma")); } #define SecurityChecksOn false #define DebugOn false #define MiniDebugOn false #define securityCheck if constexpr (SecurityChecksOn) #define debug if constexpr(DebugOn) #define m_debug if constexpr(MiniDebugOn) #define debug0 if constexpr(false and DebugOn) #define err if constexpr(DebugOn) cerr #define m_err if constexpr(MiniDebugOn) cerr #define err0 if constexpr(false and DebugOn) cerr using namespace std; using int2 = unsigned long long; using int1 = unsigned long long; //using pi = pair<int,int>;//second = cost vector<pair<int1,int1>> zelks[7001]; int1 dp[7001][7001]; //TODO CHANGE THIS INF (ig works) constexpr int2 inf = 999'999'999'999'999'999; constexpr int1 small_inf = 999'999'999'999'999'999;//INT32_MAX; //;1'000'000'000;//999'999'999'999'999'999;//1'000'000'000;//999'999'999'999'999'999;//1'000'000'000;//INT32_MAX; int1 n,k,mod; vector<pair<int1,int1>> edge[7001]; int2 costs[7001]; bitset<7001> gots(0); int2 cheapestpathto[7001]; void dijkstra0(int1 gettable){ int toget=gettable; unsigned int alrgot=toget-1; for(int i = 0; i <= 7000; i++){ cheapestpathto[i]=inf; } gots[0]=1; costs[0]=0; for(auto k : edge[0]){ cheapestpathto[k.first]=min(cheapestpathto[k.first], (int2) k.second); } while(alrgot>0/* or true*/){ int2 minval=inf; int mini=-1; for(int i = 0; i < mod; i++){ if(cheapestpathto[i] < minval and !gots[i]){ mini=i; minval=cheapestpathto[i]; } } securityCheck if(mini<0 or mini>mod) {cerr<<"MINI out of range" << (mini==-1) << '\n'; break;} gots[mini]=1; costs[mini]=minval; for(auto k : edge[mini]){ cheapestpathto[k.first] = min(cheapestpathto[k.first],minval+k.second); } alrgot--; } /*int toget=gettable; unsigned int alrgot=toget-1; for(int1 i = 1; i <= 7000; i++){ costs[i]=inf; } priority_queue<pair<int2,int1>, vector<pair<int2, int1>>, std::greater<pair<int2, int1>>> qi; for(auto k : edge[0]){ qi.push({k.second,k.first}); } gots[0]=true; while(alrgot>0){ securityCheck{ if(qi.size()==0){ cerr << "SECURITY: PRIORITY QUEUE SIZE=0\n"; break; } } auto n = qi.top(); qi.pop(); if(gots[n.second]) continue; gots[n.second]=true; alrgot--; costs[n.second]=n.first; for(auto k : edge[n.second]){ if(gots[k.first]==0)qi.push({n.first+k.second, k.first}); } }*/ } int main(){ speedCheck(); std::ios_base::sync_with_stdio(false); cin.tie(nullptr); cin >> n >> k >> mod; for(int1 i = 0; i < n; i++){ int1 ki, mi, ci; cin >> ki >> mi >> ci; zelks[ki].push_back({mi,ci}); } for(int1 i = 0; i <= 7000; i++){ for(int1 j = 0; j <= 7000; j++){ dp[i][j] = small_inf; } } dp[0][0]=0; m_err << "DP start\n"; for(int1 i = 1; i <= k; i++){ int1 prev=i-1; //for(int j = 0; j < mod; j++){ // dp[i][j]=dp[prev][j]; //} for(auto k : zelks[i]){ for(int1 j = 0; j < mod; j++){ dp[i][(j+k.first)%mod]=min(dp[i][(j+k.first)%mod],(dp[prev][j]+k.second)); } } debug{ err << i << ": "; for(int1 j = 0; j < mod; j++){ err << dp[i][j] << ' '; } err << "\n"; } } m_err << "DP end\n"; //cout << "" //dp[k][0, mod-1]=koszt; for(int1 i = 0; i < mod; i++){// for(int1 j = 0; j < mod; j++){ if(dp[k][j]<small_inf)edge[i].push_back({(i+j)%mod, dp[k][j]}); } } ///int1 gettableto=1; /*cout <<"Btw testmode on :)\n"; for(int1 j = 0; j < mod; j++){ if(dp[k][j]<inf){ cout << dp[k][j] << '\n'; //if(dp[k][j]%3!=0){ // cout << "NOOO\n"; //} //} //} //cout << "finished\n";*/ int2 posi = mod; //amount of cycles //bool ungot=true; for(int2 j = 1; j < mod; j++){ if(dp[k][j]<small_inf){ /*if(ungot){ ungot=false; posi=dp[k][j]; }*/ posi = __gcd(posi, j); //gettableto = __gcd(n/gettableto, dp[k][j]); } } int2 gettable = mod/posi; //cout << "BTW YOU FORGOR\n SOME VECTS ARE UNGETTABLE-\n"; m_err << "Dijkstra start\n"; dijkstra0(gettable); m_err << "Dijkstra end\n"; for(int1 i = 0; i < mod-1; i++){ cout << ((gots[i]==1) ? to_string(costs[i]) : "-1") << '\n'; } cout << ((gots[mod-1]==1) ? to_string(costs[mod-1]) : "-1") << '\n' << std::flush; }
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 | #include <bits/stdc++.h> //#include <cmath> //#include <functional> //#include <queue> //#include <utility> //#include <vector> #pragma GCC optimize("Ofast") //#pragma GCC target("avx2,bmi,bmi2,popcnt,fma") //add lzcnt later void speedCheck(){ //assert(__builtin_cpu_supports("avx2")); //assert(__builtin_cpu_supports("bmi")); //assert(__builtin_cpu_supports("bmi2")); //assert(__builtin_cpu_supports("popcnt")); //assert(__builtin_cpu_supports("lzcnt")); //assert(__builtin_cpu_supports("fma")); } #define SecurityChecksOn false #define DebugOn false #define MiniDebugOn false #define securityCheck if constexpr (SecurityChecksOn) #define debug if constexpr(DebugOn) #define m_debug if constexpr(MiniDebugOn) #define debug0 if constexpr(false and DebugOn) #define err if constexpr(DebugOn) cerr #define m_err if constexpr(MiniDebugOn) cerr #define err0 if constexpr(false and DebugOn) cerr using namespace std; using int2 = unsigned long long; using int1 = unsigned long long; //using pi = pair<int,int>;//second = cost vector<pair<int1,int1>> zelks[7001]; int1 dp[7001][7001]; //TODO CHANGE THIS INF (ig works) constexpr int2 inf = 999'999'999'999'999'999; constexpr int1 small_inf = 999'999'999'999'999'999;//INT32_MAX; //;1'000'000'000;//999'999'999'999'999'999;//1'000'000'000;//999'999'999'999'999'999;//1'000'000'000;//INT32_MAX; int1 n,k,mod; vector<pair<int1,int1>> edge[7001]; int2 costs[7001]; bitset<7001> gots(0); int2 cheapestpathto[7001]; void dijkstra0(int1 gettable){ int toget=gettable; unsigned int alrgot=toget-1; for(int i = 0; i <= 7000; i++){ cheapestpathto[i]=inf; } gots[0]=1; costs[0]=0; for(auto k : edge[0]){ cheapestpathto[k.first]=min(cheapestpathto[k.first], (int2) k.second); } while(alrgot>0/* or true*/){ int2 minval=inf; int mini=-1; for(int i = 0; i < mod; i++){ if(cheapestpathto[i] < minval and !gots[i]){ mini=i; minval=cheapestpathto[i]; } } securityCheck if(mini<0 or mini>mod) {cerr<<"MINI out of range" << (mini==-1) << '\n'; break;} gots[mini]=1; costs[mini]=minval; for(auto k : edge[mini]){ cheapestpathto[k.first] = min(cheapestpathto[k.first],minval+k.second); } alrgot--; } /*int toget=gettable; unsigned int alrgot=toget-1; for(int1 i = 1; i <= 7000; i++){ costs[i]=inf; } priority_queue<pair<int2,int1>, vector<pair<int2, int1>>, std::greater<pair<int2, int1>>> qi; for(auto k : edge[0]){ qi.push({k.second,k.first}); } gots[0]=true; while(alrgot>0){ securityCheck{ if(qi.size()==0){ cerr << "SECURITY: PRIORITY QUEUE SIZE=0\n"; break; } } auto n = qi.top(); qi.pop(); if(gots[n.second]) continue; gots[n.second]=true; alrgot--; costs[n.second]=n.first; for(auto k : edge[n.second]){ if(gots[k.first]==0)qi.push({n.first+k.second, k.first}); } }*/ } int main(){ speedCheck(); std::ios_base::sync_with_stdio(false); cin.tie(nullptr); cin >> n >> k >> mod; for(int1 i = 0; i < n; i++){ int1 ki, mi, ci; cin >> ki >> mi >> ci; zelks[ki].push_back({mi,ci}); } for(int1 i = 0; i <= 7000; i++){ for(int1 j = 0; j <= 7000; j++){ dp[i][j] = small_inf; } } dp[0][0]=0; m_err << "DP start\n"; for(int1 i = 1; i <= k; i++){ int1 prev=i-1; //for(int j = 0; j < mod; j++){ // dp[i][j]=dp[prev][j]; //} for(auto k : zelks[i]){ for(int1 j = 0; j < mod; j++){ dp[i][(j+k.first)%mod]=min(dp[i][(j+k.first)%mod],(dp[prev][j]+k.second)); } } debug{ err << i << ": "; for(int1 j = 0; j < mod; j++){ err << dp[i][j] << ' '; } err << "\n"; } } m_err << "DP end\n"; //cout << "" //dp[k][0, mod-1]=koszt; for(int1 i = 0; i < mod; i++){// for(int1 j = 0; j < mod; j++){ if(dp[k][j]<small_inf)edge[i].push_back({(i+j)%mod, dp[k][j]}); } } ///int1 gettableto=1; /*cout <<"Btw testmode on :)\n"; for(int1 j = 0; j < mod; j++){ if(dp[k][j]<inf){ cout << dp[k][j] << '\n'; //if(dp[k][j]%3!=0){ // cout << "NOOO\n"; //} //} //} //cout << "finished\n";*/ int2 posi = mod; //amount of cycles //bool ungot=true; for(int2 j = 1; j < mod; j++){ if(dp[k][j]<small_inf){ /*if(ungot){ ungot=false; posi=dp[k][j]; }*/ posi = __gcd(posi, j); //gettableto = __gcd(n/gettableto, dp[k][j]); } } int2 gettable = mod/posi; //cout << "BTW YOU FORGOR\n SOME VECTS ARE UNGETTABLE-\n"; m_err << "Dijkstra start\n"; dijkstra0(gettable); m_err << "Dijkstra end\n"; for(int1 i = 0; i < mod-1; i++){ cout << ((gots[i]==1) ? to_string(costs[i]) : "-1") << '\n'; } cout << ((gots[mod-1]==1) ? to_string(costs[mod-1]) : "-1") << '\n' << std::flush; } |