#include <bits/stdc++.h> using namespace std; int n, q; int c; int ile = 0; unsigned long long a; unsigned long long b; int odw[400000]; multiset<unsigned long long> t; multiset<unsigned long long>::iterator it; multiset<unsigned long long>::iterator pom; int binarySearch( int l, int r, int x) { it = t.begin(); pom = t.begin(); int mid = l + (r - l) / 2; advance(it, mid); advance(pom, mid-1); if (r >= l) { if (mid == 0 || (*it == x && x > *pom) ) return mid; else if (*it < x) return binarySearch( mid+1, r, x); else return binarySearch(l, mid-1, x); } if(mid != 0) return mid; else return -1; } int main() { scanf("%d", &n); for(int i = 0; i < n; ++i){ scanf("%lld", &a); t.insert(a); } scanf("%d", &q); for(int i = 1; i <= q; ++i){ scanf("%d", &c); ile = 0; if(c == 2){ scanf("%lld", &a); t.insert(a); } else if(c == 3){ scanf("%lld", &a); it = t.find( a); odw[distance(t.begin(), it)] = -1; //t.erase( it); } else{ scanf("%lld%lld", &a, &b ); while(a < b){ int mx = binarySearch( 0, t.size()-1, a); //cout<<mx<<endl; for(int j = mx-1; j >=0; j--){ if(odw[j] != i && odw[j] != -1){ it = t.begin(); advance(it, j); a+=*it; // cout<<*it<<"GG"<<endl; ile++; odw[j]= i; break; } else if(j == 0 && odw[j] == i){ ile = -1; a = b; } } } printf("%d\n", ile); } } 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 | #include <bits/stdc++.h> using namespace std; int n, q; int c; int ile = 0; unsigned long long a; unsigned long long b; int odw[400000]; multiset<unsigned long long> t; multiset<unsigned long long>::iterator it; multiset<unsigned long long>::iterator pom; int binarySearch( int l, int r, int x) { it = t.begin(); pom = t.begin(); int mid = l + (r - l) / 2; advance(it, mid); advance(pom, mid-1); if (r >= l) { if (mid == 0 || (*it == x && x > *pom) ) return mid; else if (*it < x) return binarySearch( mid+1, r, x); else return binarySearch(l, mid-1, x); } if(mid != 0) return mid; else return -1; } int main() { scanf("%d", &n); for(int i = 0; i < n; ++i){ scanf("%lld", &a); t.insert(a); } scanf("%d", &q); for(int i = 1; i <= q; ++i){ scanf("%d", &c); ile = 0; if(c == 2){ scanf("%lld", &a); t.insert(a); } else if(c == 3){ scanf("%lld", &a); it = t.find( a); odw[distance(t.begin(), it)] = -1; //t.erase( it); } else{ scanf("%lld%lld", &a, &b ); while(a < b){ int mx = binarySearch( 0, t.size()-1, a); //cout<<mx<<endl; for(int j = mx-1; j >=0; j--){ if(odw[j] != i && odw[j] != -1){ it = t.begin(); advance(it, j); a+=*it; // cout<<*it<<"GG"<<endl; ile++; odw[j]= i; break; } else if(j == 0 && odw[j] == i){ ile = -1; a = b; } } } printf("%d\n", ile); } } return 0; } |