#include<bits/stdc++.h> #include "dzilib.h" using namespace std; //272962625 int soldierMasks[31]; int primes[350000]; int allPrimes[4000000]; multimap<int,int> setOfPrimes; int firstPrimes[] = {2,3,5,7,11,13,17,19,23,29}; void printSoldier(int soldier) { int soldier2=soldier; for (int i=0;i<30;i++) { //cerr<<soldier<<" "<<soldierMasks[n-1]<<endl; //cerr<<((soldier & soldierMasks[29])>>(29)); soldier = soldier<<1; } cerr<<" "<<soldier2<<endl; } void printSoldier2(long long soldier) { long long soldier2=soldier; for (int i=0;i<64;i++) { //cerr<<soldier<<" "<<soldierMasks[n-1]<<endl; cerr<<((soldier & (((long long)soldierMasks[29])<<33))>>(62)); soldier = soldier<<1; } cerr<<" "<<soldier2<<endl; } void initSoldierMasks() { soldierMasks[0]=1; for(int i=1;i<32;i++) soldierMasks[i] = soldierMasks[0]<<i; } void SetNonPrime(int numberToSet) { int index = (numberToSet-1)/30; int bitIndex = (numberToSet-1)%30; primes[index] &= ~soldierMasks[bitIndex]; } bool IsPrime(int number) { int index = (number-1)/30; int bitIndex = (number-1)%30; return primes[index] & soldierMasks[bitIndex]; } void initPrimes() { for(int i=0;i<10;i++) { //cerr<<"setting "<<firstPrimes[i]<<" with "<<soldierMasks[firstPrimes[i]-1]<<endl; primes[0] |= soldierMasks[firstPrimes[i]-1]; //cerr<<"primes after setting "<<primes[0]<<endl;; } for(int i=31;i<=60;i++) { if(i%2!=0 && i%3!=0 && i%5!=0) primes[1] |= soldierMasks[i-31]; } for(int i=2;i<350000;i++) primes[i]=primes[1]; for(int i=3;i<10;i++) { for(int j=firstPrimes[i]*firstPrimes[i];j<=10000100;j+=firstPrimes[i]*2) { SetNonPrime(j); } } for(int i=31;i<=4000;i++) { if(IsPrime(i)) { for(int j=i*i;j<10000000;j+=2*i) { SetNonPrime(j); } } } } void FillPrimes2() { int j=0; for(int i=2;i<10000100;i++) { if(IsPrime(i)) { allPrimes[j]=i; j++; if(j>=4000000) { //cerr<<"outside primes2 bounds at i = "<<i<<endl; return; } } } } long long liczbaDzielnikow(long long n) { if(n==0)return 0; else if(n==1)return 1; //cerr<<"a"<<endl; map<int, int> dzielniki; int sqrtOfN = sqrt(n); for(int i=0;allPrimes[i]<sqrtOfN+1 && n>1;i++) { //if(allPrimes[i]==0) //cerr<<"ALLPRIMES[i]=0. i = "<<i<<" "<<allPrimes[i-1]<<endl; while(n%(long long)(allPrimes[i])==0) { //cerr<<"c"; dzielniki[i]++; //cerr<<"d"; n/=(long long)allPrimes[i]; //cerr<<"e"; //cerr<<i<<" "<<sqrtOfN<<" "<<n<<" "<<allPrimes[i]; } } if(n>1) dzielniki[-1]++; //cerr<<"f"<<endl; long long result=1; for(auto kv: dzielniki) { result*=(kv.second+1); } //cerr<<"b"<<endl; return result; } int main() { long long t,n,q,c; n = GetN(); q = GetQ(); c = GetC(); t = GetT(); ios_base::sync_with_stdio(0); cin.tie(NULL); initSoldierMasks(); initPrimes(); FillPrimes2(); for(int i=0;i<10000000/30;i++) { setOfPrimes.insert({primes[i],i}); } //for(long long j= 100;j<1000000000000000ll;j*=10) //{ // long long result = 0; // for(long long i=j;i<j+100;i++) // { // result += liczbaDzielnikow(i); // } // cerr<<j<<" "<<result<<endl;; //} //cerr<<endl; long long dzielniki[100]; //cerr<<t<<" "<<n<<" "<<q<<" "<<c<<" "<<endl;; vector<int> solutions; for(;t>0;t--) { solutions.clear(); long long hash=0; for(int i=0;i<72;i++) { dzielniki[i] = Ask(i); } for(int i=0;i<30;i++) { if(dzielniki[i]==2) hash = hash | soldierMasks[i]; } //cerr<<hash<<endl;; for(int i=0;i<30;i++) { if(dzielniki[i+30]==2) { hash = hash | (((long long)soldierMasks[i])<<30); //cerr<<"tu "<<i<<" "<<hash<<endl; } } //cerr<<hash<<endl;; long long hash2=0; //hash2 = (((long long)primes[1])<<30) | primes[0]; for(int i=1;i<10000000;i++) { if(i==68) { //printSoldier2(hash); //printSoldier2(hash2); //cerr<<hash<<" "<<hash2<<endl; } hash2 = hash2>>1; if(hash==hash2) { solutions.push_back(i-60); } if(IsPrime(i)) hash2 = hash2 | (((long long)soldierMasks[30])<<30); // cerr<<"found candidate "<<i<<endl; } bool ok=false; for(auto solution:solutions) { ok=true; int dzielniki2[100]; for(int i=0;i<70;i++) if(dzielniki[i] != liczbaDzielnikow(solution+i)) ok=false; if(ok) { Answer(solution); break; } } if(!ok) Answer(1); //if(hash!=hash2)cerr<<"no luck"<<endl; //for(int i=0;i<60;i++)cerr<<dzielniki[i]<<endl; //cerr<<(((long long)soldierMasks[15])<<30)<<endl;; } }
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 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 | #include<bits/stdc++.h> #include "dzilib.h" using namespace std; //272962625 int soldierMasks[31]; int primes[350000]; int allPrimes[4000000]; multimap<int,int> setOfPrimes; int firstPrimes[] = {2,3,5,7,11,13,17,19,23,29}; void printSoldier(int soldier) { int soldier2=soldier; for (int i=0;i<30;i++) { //cerr<<soldier<<" "<<soldierMasks[n-1]<<endl; //cerr<<((soldier & soldierMasks[29])>>(29)); soldier = soldier<<1; } cerr<<" "<<soldier2<<endl; } void printSoldier2(long long soldier) { long long soldier2=soldier; for (int i=0;i<64;i++) { //cerr<<soldier<<" "<<soldierMasks[n-1]<<endl; cerr<<((soldier & (((long long)soldierMasks[29])<<33))>>(62)); soldier = soldier<<1; } cerr<<" "<<soldier2<<endl; } void initSoldierMasks() { soldierMasks[0]=1; for(int i=1;i<32;i++) soldierMasks[i] = soldierMasks[0]<<i; } void SetNonPrime(int numberToSet) { int index = (numberToSet-1)/30; int bitIndex = (numberToSet-1)%30; primes[index] &= ~soldierMasks[bitIndex]; } bool IsPrime(int number) { int index = (number-1)/30; int bitIndex = (number-1)%30; return primes[index] & soldierMasks[bitIndex]; } void initPrimes() { for(int i=0;i<10;i++) { //cerr<<"setting "<<firstPrimes[i]<<" with "<<soldierMasks[firstPrimes[i]-1]<<endl; primes[0] |= soldierMasks[firstPrimes[i]-1]; //cerr<<"primes after setting "<<primes[0]<<endl;; } for(int i=31;i<=60;i++) { if(i%2!=0 && i%3!=0 && i%5!=0) primes[1] |= soldierMasks[i-31]; } for(int i=2;i<350000;i++) primes[i]=primes[1]; for(int i=3;i<10;i++) { for(int j=firstPrimes[i]*firstPrimes[i];j<=10000100;j+=firstPrimes[i]*2) { SetNonPrime(j); } } for(int i=31;i<=4000;i++) { if(IsPrime(i)) { for(int j=i*i;j<10000000;j+=2*i) { SetNonPrime(j); } } } } void FillPrimes2() { int j=0; for(int i=2;i<10000100;i++) { if(IsPrime(i)) { allPrimes[j]=i; j++; if(j>=4000000) { //cerr<<"outside primes2 bounds at i = "<<i<<endl; return; } } } } long long liczbaDzielnikow(long long n) { if(n==0)return 0; else if(n==1)return 1; //cerr<<"a"<<endl; map<int, int> dzielniki; int sqrtOfN = sqrt(n); for(int i=0;allPrimes[i]<sqrtOfN+1 && n>1;i++) { //if(allPrimes[i]==0) //cerr<<"ALLPRIMES[i]=0. i = "<<i<<" "<<allPrimes[i-1]<<endl; while(n%(long long)(allPrimes[i])==0) { //cerr<<"c"; dzielniki[i]++; //cerr<<"d"; n/=(long long)allPrimes[i]; //cerr<<"e"; //cerr<<i<<" "<<sqrtOfN<<" "<<n<<" "<<allPrimes[i]; } } if(n>1) dzielniki[-1]++; //cerr<<"f"<<endl; long long result=1; for(auto kv: dzielniki) { result*=(kv.second+1); } //cerr<<"b"<<endl; return result; } int main() { long long t,n,q,c; n = GetN(); q = GetQ(); c = GetC(); t = GetT(); ios_base::sync_with_stdio(0); cin.tie(NULL); initSoldierMasks(); initPrimes(); FillPrimes2(); for(int i=0;i<10000000/30;i++) { setOfPrimes.insert({primes[i],i}); } //for(long long j= 100;j<1000000000000000ll;j*=10) //{ // long long result = 0; // for(long long i=j;i<j+100;i++) // { // result += liczbaDzielnikow(i); // } // cerr<<j<<" "<<result<<endl;; //} //cerr<<endl; long long dzielniki[100]; //cerr<<t<<" "<<n<<" "<<q<<" "<<c<<" "<<endl;; vector<int> solutions; for(;t>0;t--) { solutions.clear(); long long hash=0; for(int i=0;i<72;i++) { dzielniki[i] = Ask(i); } for(int i=0;i<30;i++) { if(dzielniki[i]==2) hash = hash | soldierMasks[i]; } //cerr<<hash<<endl;; for(int i=0;i<30;i++) { if(dzielniki[i+30]==2) { hash = hash | (((long long)soldierMasks[i])<<30); //cerr<<"tu "<<i<<" "<<hash<<endl; } } //cerr<<hash<<endl;; long long hash2=0; //hash2 = (((long long)primes[1])<<30) | primes[0]; for(int i=1;i<10000000;i++) { if(i==68) { //printSoldier2(hash); //printSoldier2(hash2); //cerr<<hash<<" "<<hash2<<endl; } hash2 = hash2>>1; if(hash==hash2) { solutions.push_back(i-60); } if(IsPrime(i)) hash2 = hash2 | (((long long)soldierMasks[30])<<30); // cerr<<"found candidate "<<i<<endl; } bool ok=false; for(auto solution:solutions) { ok=true; int dzielniki2[100]; for(int i=0;i<70;i++) if(dzielniki[i] != liczbaDzielnikow(solution+i)) ok=false; if(ok) { Answer(solution); break; } } if(!ok) Answer(1); //if(hash!=hash2)cerr<<"no luck"<<endl; //for(int i=0;i<60;i++)cerr<<dzielniki[i]<<endl; //cerr<<(((long long)soldierMasks[15])<<30)<<endl;; } } |