#include <algorithm> #include <iostream> #include <list> #include <map> #include <queue> #include <set> #include <string> #include <vector> using namespace std; #define PB push_back #define MP make_pair #define F first #define S second #define ALL(x) (x).begin(),(x).end() #define SIZE(x) (int)(x).size() #define CLEAR(tab) memset(tab, 0, sizeof(tab)) #define REP(x, n) for(int x = 0; x < (n); x++) #define FOR(x, b, e) for(int x = (b); x <= (e); x++) #define FORD(x, b, e) for(int x = (b); x >= (e); x--) #define VAR(v, n) __typeof(n) v = (n) #define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define DEBUG(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__) typedef long long int LL; typedef pair<int,int> PII; typedef vector<int> VI; const int MXN = 1000000; const int C = 262144; const LL INF = (1LL << 60); const int MOD = 1000000007; int n, k, m; VI mass[MXN], cost[MXN]; LL D[2][MXN]; LL Q[MXN]; LL res[MXN]; void test() { scanf("%d %d %d", &n, &k, &m); FOR(i, 1, n) { int ki, mi, ci; scanf("%d %d %d", &ki, &mi, &ci); mass[ki].PB(mi); cost[ki].PB(ci); } FOR(i, 0, m - 1) D[0][i] = D[1][i] = INF; D[1][0] = 0; FOR(i, 1, k) { FOR(j, 0, m - 1) D[(i + 1) % 2][j] = INF; FOR(j, 0, SIZE(mass[i]) - 1) { FOR(o, 0, m - 1) { if(D[i % 2][o] != INF) { LL wyn = D[i % 2][o] + cost[i][j]; D[(i + 1) % 2][(o + mass[i][j]) % m] = min(D[(i + 1) % 2][(o + mass[i][j]) % m], wyn); } } } } FOR(i, 0, m - 1) { Q[i] = D[(k + 1) % 2][i]; res[i] = INF; } res[0] = 0; std::priority_queue<pair<LL, int>, std::vector<pair<LL, int> >, std::greater<pair<LL, int> > > dij; dij.push(MP(0, 0)); while(!dij.empty() ) { pair<LL, int> p1 = dij.top(); dij.pop(); if(p1.F > res[p1.S]) continue; FOR(o, 0, m - 1) { LL wyn = p1.F + Q[o]; if(res[(p1.S + o) % m] > wyn) { dij.push(MP(wyn, (p1.S + o) % m)); res[(p1.S + o) % m] = wyn; } } } FOR(i, 0, m - 1) { if(res[i] == INF) res[i] = -1; printf("%lld\n", res[i]); } } int main() { int te = 1; // scanf("%d", &te); while(te--) test(); return 0; }
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 | #include <algorithm> #include <iostream> #include <list> #include <map> #include <queue> #include <set> #include <string> #include <vector> using namespace std; #define PB push_back #define MP make_pair #define F first #define S second #define ALL(x) (x).begin(),(x).end() #define SIZE(x) (int)(x).size() #define CLEAR(tab) memset(tab, 0, sizeof(tab)) #define REP(x, n) for(int x = 0; x < (n); x++) #define FOR(x, b, e) for(int x = (b); x <= (e); x++) #define FORD(x, b, e) for(int x = (b); x >= (e); x--) #define VAR(v, n) __typeof(n) v = (n) #define FOREACH(i, c) for(VAR(i, (c).begin()); i != (c).end(); ++i) #define DEBUG(fmt, ...) fprintf(stderr, fmt, ##__VA_ARGS__) typedef long long int LL; typedef pair<int,int> PII; typedef vector<int> VI; const int MXN = 1000000; const int C = 262144; const LL INF = (1LL << 60); const int MOD = 1000000007; int n, k, m; VI mass[MXN], cost[MXN]; LL D[2][MXN]; LL Q[MXN]; LL res[MXN]; void test() { scanf("%d %d %d", &n, &k, &m); FOR(i, 1, n) { int ki, mi, ci; scanf("%d %d %d", &ki, &mi, &ci); mass[ki].PB(mi); cost[ki].PB(ci); } FOR(i, 0, m - 1) D[0][i] = D[1][i] = INF; D[1][0] = 0; FOR(i, 1, k) { FOR(j, 0, m - 1) D[(i + 1) % 2][j] = INF; FOR(j, 0, SIZE(mass[i]) - 1) { FOR(o, 0, m - 1) { if(D[i % 2][o] != INF) { LL wyn = D[i % 2][o] + cost[i][j]; D[(i + 1) % 2][(o + mass[i][j]) % m] = min(D[(i + 1) % 2][(o + mass[i][j]) % m], wyn); } } } } FOR(i, 0, m - 1) { Q[i] = D[(k + 1) % 2][i]; res[i] = INF; } res[0] = 0; std::priority_queue<pair<LL, int>, std::vector<pair<LL, int> >, std::greater<pair<LL, int> > > dij; dij.push(MP(0, 0)); while(!dij.empty() ) { pair<LL, int> p1 = dij.top(); dij.pop(); if(p1.F > res[p1.S]) continue; FOR(o, 0, m - 1) { LL wyn = p1.F + Q[o]; if(res[(p1.S + o) % m] > wyn) { dij.push(MP(wyn, (p1.S + o) % m)); res[(p1.S + o) % m] = wyn; } } } FOR(i, 0, m - 1) { if(res[i] == INF) res[i] = -1; printf("%lld\n", res[i]); } } int main() { int te = 1; // scanf("%d", &te); while(te--) test(); return 0; } |