#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; } |
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