#include <vector> #include <iostream> #include <sstream> #include <math.h> #include <sys/time.h> #include <cstdlib> #include <algorithm> #include <cassert> #include <cstring> #include <fstream> #include <set> #include <map> #include <iomanip> #include <queue> #include "dzilib.h" #define FOR(i,a,b) for(__typeof(b) i=(a);i<(b);++i) #define REP(i,a) FOR(i,0,a) #define FOREACH(x,c) for(__typeof(c.begin()) x=c.begin();x != c.end(); x++) #define ALL(c) c.begin(),c.end() #define CLEAR(c) memset(c,0,sizeof(c)) #define SIZE(c) (int) ((c).size()) #define PB push_back #define MP make_pair #define X first #define Y second #define ULL unsigned long long #define LL long long #define LD long double #define II pair<int, int> #define DD pair<double, double> #define FF pair<float,float> #define VC vector #define VI VC<int> #define VVI VC<VI> #define VVVI VC<VVI> #define VD VC<double> #define VS VC<string> #define VII VC<II> #define VDD VC<DD> #define VFF VC<FF> #define VVD VC<VD> #define VVVD VC<VVD> #define VULL VC<ULL> #define DB(a) cerr << #a << ": " << a << endl; using namespace std; template<class T> void print(VC < T > v) {cerr << "[";if (SIZE(v) != 0) cerr << v[0]; FOR(i, 1, SIZE(v)) cerr << "," << v[i]; cerr << "]\n";} template<class T> string i2s(T &x) { ostringstream o; o << x; return o.str(); } VS split(string &s, char c = ' ') {VS all; int p = 0, np; while (np = s.find(c, p), np >= 0) {all.PB(s.substr(p, np - p)); p = np + 1;} if (p < SIZE(s)) all.PB(s.substr(p)); return all;} map<ULL,ULL> ans; ULL ask(ULL x){ if (ans.count(x) == 0) ans[x] = Ask(x); return ans[x]; } int main(int argc, char *argv[]){ int T = GetT(); int Q = GetQ(); ULL C = GetC(); ULL N = GetN(); srand((unsigned)time(0)); int primes[] = {3, 5, 7, 9, 10, 11, 12, 13, 14, 15, 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}; REP(t,T){ ans.clear(); int prevExp = 0; ULL prev = 1ULL << prevExp; int ind = 0; ULL rem = 0; while(1){ // INV: rem is the inverse remainder of x % 2^{prevExp} ULL delta = rem; ULL cur = 1ULL << primes[ind]; int cnt = cur/prev; set<int> S; REP(i,cnt) S.insert(i); while(1){ REP(i,cnt){ //cout << "."; if (ask(delta)%primes[ind] != 0){ S.erase(i); if (SIZE(S) == 1) break; } delta += prev; } if (SIZE(S) == 1) break; } // S contains the exact 2^k remainder, the other one is 2^(k+1) ULL slot = (*(S.begin()) + cnt/2)%cnt; rem = slot*prev+rem; //cout << rem << " TO " << cur << endl; //cout.flush(); if ( cur >= N){ Answer(cur-rem); //cout << endl; break; } prevExp = primes[ind]; prev = cur; ind++; } } 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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | #include <vector> #include <iostream> #include <sstream> #include <math.h> #include <sys/time.h> #include <cstdlib> #include <algorithm> #include <cassert> #include <cstring> #include <fstream> #include <set> #include <map> #include <iomanip> #include <queue> #include "dzilib.h" #define FOR(i,a,b) for(__typeof(b) i=(a);i<(b);++i) #define REP(i,a) FOR(i,0,a) #define FOREACH(x,c) for(__typeof(c.begin()) x=c.begin();x != c.end(); x++) #define ALL(c) c.begin(),c.end() #define CLEAR(c) memset(c,0,sizeof(c)) #define SIZE(c) (int) ((c).size()) #define PB push_back #define MP make_pair #define X first #define Y second #define ULL unsigned long long #define LL long long #define LD long double #define II pair<int, int> #define DD pair<double, double> #define FF pair<float,float> #define VC vector #define VI VC<int> #define VVI VC<VI> #define VVVI VC<VVI> #define VD VC<double> #define VS VC<string> #define VII VC<II> #define VDD VC<DD> #define VFF VC<FF> #define VVD VC<VD> #define VVVD VC<VVD> #define VULL VC<ULL> #define DB(a) cerr << #a << ": " << a << endl; using namespace std; template<class T> void print(VC < T > v) {cerr << "[";if (SIZE(v) != 0) cerr << v[0]; FOR(i, 1, SIZE(v)) cerr << "," << v[i]; cerr << "]\n";} template<class T> string i2s(T &x) { ostringstream o; o << x; return o.str(); } VS split(string &s, char c = ' ') {VS all; int p = 0, np; while (np = s.find(c, p), np >= 0) {all.PB(s.substr(p, np - p)); p = np + 1;} if (p < SIZE(s)) all.PB(s.substr(p)); return all;} map<ULL,ULL> ans; ULL ask(ULL x){ if (ans.count(x) == 0) ans[x] = Ask(x); return ans[x]; } int main(int argc, char *argv[]){ int T = GetT(); int Q = GetQ(); ULL C = GetC(); ULL N = GetN(); srand((unsigned)time(0)); int primes[] = {3, 5, 7, 9, 10, 11, 12, 13, 14, 15, 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}; REP(t,T){ ans.clear(); int prevExp = 0; ULL prev = 1ULL << prevExp; int ind = 0; ULL rem = 0; while(1){ // INV: rem is the inverse remainder of x % 2^{prevExp} ULL delta = rem; ULL cur = 1ULL << primes[ind]; int cnt = cur/prev; set<int> S; REP(i,cnt) S.insert(i); while(1){ REP(i,cnt){ //cout << "."; if (ask(delta)%primes[ind] != 0){ S.erase(i); if (SIZE(S) == 1) break; } delta += prev; } if (SIZE(S) == 1) break; } // S contains the exact 2^k remainder, the other one is 2^(k+1) ULL slot = (*(S.begin()) + cnt/2)%cnt; rem = slot*prev+rem; //cout << rem << " TO " << cur << endl; //cout.flush(); if ( cur >= N){ Answer(cur-rem); //cout << endl; break; } prevExp = primes[ind]; prev = cur; ind++; } } return 0; } |