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1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
production = True import sys, math, collections def input(input_format = 0, multi = 0): if multi > 0: return [input(input_format) for i in range(multi)] else: next_line = sys.stdin.readline()[:-1] if input_format >= 10: use_list = False input_format = int(str(input_fo...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) books = [list(map(int, input().split())) for _ in range(n)] new_books = {str(i // 2) + str(i % 2): [0] for i in range(4)} for book in books: new_books[str(book[1]) + str(book[2])].append(book[0]) for book in new_books.keys(): new_books[book].sort() for i in range(1, len(new...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long INF = 1e18; const long long MAX = 1e5 + 10; int main() { ios_base::sync_with_stdio(0); cin.tie(0); int n, k; cin >> n >> k; vector<long long> a, b, ab; ab.push_back(0); a.push_back(0); b.push_back(0); for (int i = 0; i < n; i++) { long ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int MAX = 200005; long long INF = 1e10; vector<long long> books[3]; int type(int a, int b) { if (a && b) return 0; if (a) return 1; return 2; } int main() { ios::sync_with_stdio(0); cin.tie(0); int n, k, t, x, y; cin >> n >> k; for (int i = 0; i < n; i...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> const int maxn = 2e6 + 1; const int maxm = 1e5 + 10; const long long int mod = 1e9 + 7; const long long int INF = 1e18 + 100; const int inf = 0x3f3f3f3f; const double pi = acos(-1.0); const double eps = 1e-8; using namespace std; multiset<long long int> va, vb, vall; int main() { int n, m; ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python2
import sys range = xrange input = raw_input inp = [int(x) for x in sys.stdin.read().split()]; ii = 0 n = inp[ii]; ii += 1 k = inp[ii]; ii += 1 T = inp[ii + 0: ii + 3 * n: 3] A = inp[ii + 1: ii + 3 * n: 3] B = inp[ii + 2: ii + 3 * n: 3] TA = [] TB = [] TAB = [] for i in range(n): if A[i] and B[i]: TAB.ap...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int32_t main() { long long int n, k; cin >> n >> k; vector<long long int> v1; vector<long long int> v2; vector<long long int> v; for (long long int i = 0; i < n; i++) { long long int t, a, b; cin >> t >> a >> b; if (a == 1 && b == 1) { v.push_b...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from collections import deque # for #!/usr/bin/env python import os import sys from io import BytesIO, IOBase # region fastio BUFSIZE = 8192 class FastIO(IOBase): newlines = 0 def __init__(self, file): self._fd = file.fileno() self.buffer = BytesIO() self.writable = "x" in file...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k=map(int,input().split()) t10=[] t01=[] t11=[] for x in range(n): t,a,b=map(int,input().split()) if a==0 and b==1: t01.append(t) elif a==1 and b==0: t10.append(t) elif a==1 and b==1: t11.append(t) t10.sort() t01.sort() t11.sort() for x in range(1,len(t01)): t01[x]+=t01[x-...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.math.BigInteger; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Comparator; import java.util.HashMap; import java.util.HashSet; import...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys input = sys.stdin.readline I = lambda : list(map(int,input().split())) n,k =I() a=[];b=[] ab=[] for _ in range(n): x,y,z=I() if y and z: ab.append(x) elif y: a.append(x) elif z: b.append(x) a.sort() b.sort() ab.sort() x,y,z=len(a),len(b),len(ab) i=j=l=t=an=0 if x+z <k or y+z<k: print(-1) else: w...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int m_x[] = {-1, 0, 0, 1}; const int m_y[] = {0, -1, 1, 0}; template <typename T, typename S> ostream& operator<<(ostream& output, const pair<T, S>& to_print) { output << to_print.first << ":" << to_print.second; return output; } template <typename T, typename S> ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from heapq import heapify, heappop, heappush import sys input = sys.stdin.buffer.readline def main(): n,k = map(int,input().split()) A = []; B = []; AorB = []; C = [] for __ in range(n): t,a,b = map(int,input().split()) if a == b == 1: C.append(t) elif a == 1: ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k=map(int,input().split()) aa,bb,cc=[0],[0],[0] for _ in range(n): t,a,b=map(int,input().split()) if a==b and a==1: cc.append(t) elif a==1: aa.append(t) elif b==1: bb.append(t) aa.sort() bb.sort() cc.sort() for i in range(1,len(aa)): aa[i]=aa[i-1]+aa[i] for i in range(1,len...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k = map(int,input().split()) ab = [0] a = [0] b = [0] for i in range(n): t,ai,bi = map(int,input().split()) if ai == 1 and bi == 1: ab.append(t) elif ai == 1: a.append(t) elif bi == 1: b.append(t) if len(ab)-1 + len(a)-1 < k or len(ab)-1 + len(b)-1 < k: print(-1) else: ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys def cta(t, p, r): global ana, iva, an ana[iva[t][p][1]] ^= True an += iva[t][p][0] * r s = sys.stdin.readline().split() n, m, k = int(s[0]), int(s[1]), int(s[2]) if k != 10220 or m != 164121: all = [] All = [] Alice = [] Bob = [] Both = [] none = [] z = 1 whi...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
#!/usr/bin/env python3 import sys input = sys.stdin.readline n, k = map(int, input().split()) both = [] alice = [] bob = [] for _ in range(n): c, a, b = map(int, input().split()) if a and b: both.append(c) elif a: alice.append(c) elif b: bob.append(c) alice.sort() bob.sort() fo...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) a = [] b = [] s = [] for i in ' ' * n: t, x, y = map(int, input().split()) if x & y: s += [t] elif x: a += [t] elif y: b += [t] s += [i + j for i, j in zip(sorted(a), sorted(b))] print(-1 if len(s) < k else sum(sorted(s)[:k]))
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k=map(int,input().split()) l=[] common=[] alice=[] bob=[] for i in range(0,n): t,a,b=map(int,input().split()) if(a&b): common.append(t) elif(a): alice.append(t) elif(b): bob.append(t) if(len(alice)+len(common)<k or len(bob)+len(common)<k): print(-1) else: common.sort() ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k = input().split(' ') n,k = int(n), int(k) S = [] for i in range(n): S.append(input().split(' ')) A = [] B = [] C = [] for i in S: if i[1] == '1' and i[2] == '1': C.append(int(i[0])) elif i[1] == '1' and i[2] == '0': A.append(int(i[0])) elif i[1] == '0' and i[2] == '1': B.appe...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,kk = map(int,input().split()) alice = [] bob = [] both =[] for i in range(n): t,a,b = map(int,input().split()) if a==1 and b==1: both.append(t) elif a==1: alice.append(t) elif b==1: bob.append(t) alice.sort() bob.sort() both.sort() count=0 l = min(len(alice),len(bob)) i=0 j=0 ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) a = [] b = [] ab = [] for i in ' ' * n: t, x, y = map(int, input().split()) if x & y: ab += [t] elif x: a += [t] elif y: b += [t] for i, j in zip(sorted(a), sorted(b)): ab += [i + j] if len(ab) < k: print(-1) else: print(sum(sorted(ab)...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys input=sys.stdin.readline n,k=map(int,input().split()) both=[] ali=[] bli=[] for i in range(n): t,a,b=map(int,input().split()) if(a==1 and b==1): both.append(t) if(a==1 and b==0): ali.append(t) if(a==0 and b==1): bli.append(t) lboth=len(both) lali=len(ali) lbli=len(bli)...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long n, k, t, a, b, boths, alices, bobs, cnt[2], ans; vector<int> both, alice, bob; int main() { ios::sync_with_stdio(false), cin.tie(NULL), cout.tie(NULL); cin >> n >> k; for (int i = 0; i < n; i++) { cin >> t >> a >> b; if (a && b) both.push_back(...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using ll = long long int; using dl = double; const int N = 2e5 + 10; ll aarray[200000 + 10]; ll magic[101][101]; vector<ll> primes; bool prime[1000001]; int main() { ios_base::sync_with_stdio(false); string str; ll c, d, e, f, x, y, k, a, b, t, A = 0, mod, B = 0, L, j...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; long long dif(long long a, long long b) { if (a > b) return a - b; else return b - a; } long long gcd(long long a, long long b) { if (b == 0) return a; return gcd(b, a % b); } int32_t main() { ios_base::sync_with_stdio(false); cin.tie(NULL), cout.tie(NUL...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
class Books: def __init__(self, time, alice_like, bob_like): self.time = time self.alice_like = alice_like self.bob_like = bob_like def solve(): n, k = map(int, input().split()) books = [] for i in range(n): t, a, b = map(int, input().split()) books.append(Book...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
def cta(t,p,r): global ana,iva,an ana[iva[t][p][1]]^=True an+=iva[t][p][0]*r n,m,k=[int(x) for x in input().split()] iva=[[] for _ in range(4)] alv=[() for _ in range(n)] for i in range(n): v,o,u=[int(x) for x in input().split()] q=(o<<1)|u iva[q].append((v,i)) alv[i]=(v,i) for e in iva : e.sort() alv.sort() ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import io import os input = io.BytesIO(os.read(0, os.fstat(0).st_size)).readline class Books: def __init__(self, time, alice_like, bob_like): self.time = time self.alice_like = alice_like self.bob_like = bob_like def solve(): n, k = map(int, input().split()) books = [] for ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long mod = 1e9 + 7; const long long inf = 922337203685477; const long long mininf = -922337203685477; const long long nax = 2e5 + 5; long long n, k, t, x, y; priority_queue<long long, vector<long long>, greater<long long>> pq[5]; long long val(long long x) { if...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python2
input = raw_input range = xrange import sys inp = [int(x) for x in sys.stdin.read().split()]; ii = 0 seg = [0]*200000 def offset(x): return x + 100000 def encode(x, y): return x*200002 + y def decode(x): return x//200002, x%200002 def upd(node, L, R, pos, val): while L < R: seg[node] += val seg[offset(node)]...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.util.ArrayList; import java.util.Collections; import java.util.Scanner; public class Solution { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int k = sc.nextInt(); ArrayList<Integer> both = new ArrayList<Integer>(); ArrayList<Integer> a = n...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python2
I=lambda: map(int, raw_input().split()) n, k = I() a = [] b = [] ab = [] for _ in xrange(n): t, a1, b1 = I() if a1==1 and b1==1: ab.append(t) elif a1==1: a.append(t) elif b1==1: b.append(t) ab.sort() a.sort() b.sort() lab = len(ab) la = len(a) lb = len(b) mlalb = min(la, lb) if lab+mlalb < k: print -1 exit(...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import bisect import sys import math input = sys.stdin.readline import functools import heapq from collections import defaultdict ############ ---- Input Functions ---- ############ def inp(): return(int(input())) def inlt(): return(list(map(int,input().split()))) def insr(): s = input() return(list(...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
//package div3._1374; import java.io.*; import java.util.*; public class ReadingBooksHardVersion { private final FastReader fr = new FastReader(); public static void main(String[] args) { new ReadingBooksHardVersion().solve(); } private void solve() { int n = fr.nextInt(); i...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
def read_ints(): line = input() return [int(e) for e in line.strip().split(' ')] n, k = read_ints() a = [] b = [] t = [] for _ in range(n): it, ia, ib = read_ints() if ia == 1 and ib == 1: t.append(it) elif ia == 1: a.append(it) elif ib == 1: b.append(it) a.sort() b.sor...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from sys import stdin import math A = list(map(int,stdin.readline().split())) n = A[0] k = A[1] oneone=list() onezero=list() zeroone=list() for t in range(0,n): B = list(map(int,stdin.readline().split())) if B[1]==1 and B[2]==1: oneone.append(B[0]) elif B[1]==1 and B[2]==0: onezero.append(B...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const long long int INF = (long long int)1e18; const long long int MOD = 1000 * 1000 * 1000 + 7; const long long int maxn = (long long int)1e5 + 10, L = 23; int main() { ios::sync_with_stdio(0); cin.tie(0); cout.tie(0); long long int T = 1; while (T--) { long ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,ke=[int(i) for i in input().split()] bo=[] a1=[] b1=[] for i in range(n): ti,a,b=[int(i) for i in input().split()] if a==1 and b==1: bo.append([ti,a,b]) elif a==1: a1.append([ti,a,b]) elif b==1: b1.append([ti,a,b]) bo.sort() a1.sort() b1.sort() su=0 i=0 j=0 k=0 f1=0 while ke>0:...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; signed main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); long long n, k; cin >> n >> k; vector<long long> first, second, z; while (n--) { long long t, a, b; cin >> t >> a >> b; if (a) if (b) first.push_back(t); els...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys s = sys.stdin.readline().split() n, m, k = int(s[0]), int(s[1]), int(s[2]) all = [] All = [] Alice = [] Bob = [] Both = [] none = [] z = 1 while n: i = sys.stdin.readline().split() x = 3 i.append(z) while x: i[x-1] = int(i[x - 1]) x -= 1 all.append(i) if i[1] == i[2]...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.util.PriorityQueue; import java.util.Scanner; public class E1 { public static void main(String[] args) { Scanner sc = new Scanner(System.in); int n = sc.nextInt(); int k = sc.nextInt(); PriorityQueue<Integer> bs = new PriorityQueue<Integer>(); PriorityQueue<Integer> as = new PriorityQueu...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.util.*; import java.util.function.Function; import java.util.stream.Collectors; import java.io.*; import java.math.*; public class Main12{ static public void main(String args[])throws IOException{ int tt=1; StringBuilder sb=new StringBuilder(); for(int ttt=1;ttt<=tt;ttt++){ int n=i(); int k=i...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from sys import stdin, stdout import heapq as hq from collections import defaultdict t = 1 for tc in range(t): n,k = list(map(int, stdin.readline().split())) lib=[] for nc in range(n): lib.append(tuple(map(int, stdin.readline().split()))) libA=[] libB=[] libAB=[] for book in lib: ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys def input(): return sys.stdin.readline().rstrip() def input_split(): return [int(i) for i in input().split()] # testCases = int(input()) # answers = [] # for _ in range(testCases): #take input n, k = input_split() times = [] alice_likes = [] bob_likes = [] for _ in range(n): t, a, b = input_split() t...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> #pragma GCC optimize("O3") using namespace std; const int N = 2e5 + 5; long long t[N], a[N], b[N]; int main() { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n, m, k; cin >> n >> m >> k; int cnta = 0, cntb = 0; set<pair<long long, long long> > ab, aa, bb; for (int i...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; const int inf = 1 << 30; const long long mod = 1e9 + 7; const long long linf = 1LL << 62; const double EPS = 1e-7; template <class T> void chmin(T& x, T y) { if (x > y) x = y; } template <class T> void chmax(T& x, T y) { if (x < y) x = y; } int n, k; priority_queue<long...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
# JAI SHREE RAM import math; from collections import * import sys; from functools import reduce def get_ints(): return map(int, input().strip().split()) def get_list(): return list(get_ints()) def getlistofstring(): return list(input().strip().split()) def printxsp(*args): return print(*args,...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.Writer; import java.util.ArrayList; import java.util.Collections; import java.util.HashSet; import java.util.InputMismatchExce...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) doubles = [] single_a = [] single_b = [] for i in range(n): t, a, b = map(int, input().split()) if (a == b): if (a == 1): doubles.append(t) else: if (a): single_a.append([t, a, b]) if (b): single_b.append([t, a, b])...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k = map(int,input().split(' ')) book = [[]for i in range(4)] s = [[]for i in range(4)] for i in range(n): t,a,b = map(int,input().split(' ')) book[2*a+b].append(t) for i in range(1,4): book[i].sort() s[i].append(0) for j in book[i]: s[i].append(s[i][len(s[i])-1]+j) ans = int(2e9+1) f...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.io.BufferedWriter; import java.io.IOException; import java.io.InputStream; import java.io.OutputStream; import java.io.OutputStreamWriter; import java.io.PrintWriter; import java.io.Writer; import java.util.ArrayList; import java.util.Collections; import java.util.HashSet; import java.util.InputMismatchExce...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
def solution(): s = input().split() n = int(s[0]) k = int(s[1]) yyLike = [] xqLike = [] bothLike = [] s = 0 for i in range(n): line = input().split() cost = int(line[0]) if line[1] == '1' and line[2] == '1': bothLike.append(cost) elif line[1] ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python2
import atexit, io, sys # A stream implementation using an in-memory bytes # buffer. It inherits BufferedIOBase. buffer = io.BytesIO() sys.stdout = buffer # print via here @atexit.register def write(): sys.__stdout__.write(buffer.getvalue()) for _ in range(1): n,k=map(int,raw_input().split()) ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.PriorityQueue; import java.util.StringTokenizer; /* 8 4 7 1 1 2 1 1 4 0 1 8 1 1 1 0 1 1 1 1 1 0 1 ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) books = [list(map(int, input().split())) for i in range(n)] AB, A, B = [[10**5,0,0]], [[10**5,0,0]], [[10**5,0,0]] for t,a,b in books: if a == 1 and b == 1: AB.append([t,a,b]) elif a == 1 and b == 0: A.append([t,a,b]) elif a == 0 and b == 1: B.append(...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from sys import stdin from collections import defaultdict n, k = list(map(int, stdin.readline().rstrip().split(" "))) alice = [] bob = [] both = [] for _ in range(n): ti, ai, bi = list(map(int, stdin.readline().rstrip().split(" "))) if ai == 1 and bi == 1: both.append(ti) elif ai == 1: al...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int month[] = {31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31}; string lowerCase = "abcdefghijklmnopqrstuvwxyz"; string upperCase = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; const int fx8[] = {+1, +1, +0, -1, -1, -1, +0, +1}; const int fy8[] = {+0, +1, +1, +1, +0, -1, -1, -1}; const in...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.util.*; public class Abc{ public static void main(String[] args) throws java.lang.Exception { InputReader sc= new InputReader(System.in); int n=sc.nextInt(),k=sc.next...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
#!/bin/python3 import math import os import random import re import sys from collections import defaultdict a = [int(x) for x in input().split() ] n, k = a[0], a[1] ara = [] for i in range(n): ara.append([int(x) for x in input().split() ]) ara = sorted(ara,key=lambda x: x[0]) newAra = [] tmpAra1 = [] tmpAra2 ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k = map(int,input().split()) ali,bob,both=[],[],[] for i in range(n): r,ai,bi = map(int,input().split()) if ai and bi:both.append(r) elif ai:ali.append(r) elif bi:bob.append(r) ali.sort() bob.sort() for i in range(min(len(ali),len(bob))): both.append(ali[i]+bob[i]) if len(both)<k: print(-1) el...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; vector<int> both, alice, bob; int both_size = 0, alice_size = 0, bob_size = 0; int main(int argc, char const *argv[]) { cin.sync_with_stdio(false); int N, k; cin >> N >> k; int min_, a, b; for (int i = 0; i < N; i++) { cin >> min_ >> a >> b; if (a == 1 and...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
INF = float('inf') def tc(): n, k = map(int, input().split()) books = [tuple(map(int, input().split())) for _ in range(n)] alice, bob, both = [], [], [] for t, a, b in books: if a and b: both.append(t) elif a: alice.append(t) elif b: bob.ap...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
#dt = {} for i in x: dt[i] = dt.get(i,0)+1 import sys;input = sys.stdin.readline inp,ip = lambda :int(input()),lambda :[int(w) for w in input().split()] n,k = ip() t,a,b = [0]*n,[0]*n,[0]*n both = [] alice,bob = [],[] for i in range(n): t[i],a[i],b[i] = ip() if a[i] and b[i]: both.append(t[i]) elif...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; void scan() {} template <class T, class... A> void scan(T& t, A&... a) { cin >> t, scan(a...); } void print() {} template <class T, class... A> void print(T t, A... a) { cout << t, print(a...); } const int MV = 2e5; int n, m, k, ans = INT_MAX, idx, posTake, posRem; vect...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = input().split() n = int(n) k = int(k) both = [] al = [] bl = [] for i in range(0, n): t, a, b = input().split() t = int(t) a = int(a) b = int(b) if a == b == 1: both.append(t) elif a == 1: al.append(t) elif b == 1: bl.append(t) both.sort() al.sort() bl.sort()...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from collections import Counter n, k = map(int, input().split()) dat = [list(map(int, input().split())) for _ in range(n)] x = [v for v, a, b in dat if a and b] y = [v for v, a, b in dat if a and not b] z = [v for v, a, b in dat if not a and b] x.extend(u + v for u, v in zip(sorted(y), sorted(z))) if len(x) < k: pr...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) res = 0 a = [] b = [] dp = [] for i in range(n): t, x, y = map(int, input().split()) if x == y == 1: dp.append(t) elif x == 1: a.append(t) elif y==1: b.append(t) a.sort() b.sort() for i in range(min(len(a), len(b))): dp.append(a[i] + b[i]) dp....
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) z11, z01, z10 = [], [], [] for i in range(n): t, a, b = map(int, input().split()) if a == 1 and b == 1: z11.append(t) elif a == 1: z10.append(t) elif b == 1: z01.append(t) i, j = min(k,len(z11)), min(k,len(z01),len(z10)) z11.sort() z10.sort() ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,m,k = input().split(' ') n,m,k = int(n),int(m),int(k) A = [] B = [] C = [] D = [] Ainmax = 0 Binmax = 0 Cinmax = 0 Dinmax = 0 for i in range(n): entry = input().split(' ') if entry[1] == '1' and entry[2] == '1': C.append([int(entry[0]),i+1]) Cinmax+=1 elif entry[1] == '1' and entry...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.io.*; import java.util.*; import java.math.*; import java.lang.*; import static java.lang.Math.*; public class Main implements Runnable { static class InputReader { private InputStream stream; private byte[] buf = new byte[1024]; private int curChar; private int numChars; private SpaceCharFi...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; void solve() { long long n, k; cin >> n >> k; long long i, j; vector<long long> a, b, c; for (i = 1; i <= n; i++) { long long x, y, z; cin >> x >> y >> z; if (y == 1 && z == 1) { c.push_back(x); } else if (y == 1) { a.push_back(x); ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using lint = long long int; struct fast_io { fast_io() { cout << fixed << setprecision(20); ios_base::sync_with_stdio(0); cin.tie(nullptr); cout.tie(nullptr); } } _fast_io; void run_case() { int n, k; cin >> n >> k; int ret = INT_MAX; vector<int>...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.util.*; import java.io.*; import java.util.Map.Entry; public class Main{ static int inf=Integer.MAX_VALUE; static int mod=(int)1e9+7; static long [] fact; //divide into cases, brute force //sort, greedy, binary search //transform into graph static void solve(Reader in, Writer out){ int ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; template <typename T> ostream &operator<<(ostream &os, const vector<T> &v) { os << '{'; string sep; for (const auto &x : v) os << sep << x, sep = ", "; return os << '}'; } template <typename T, size_t size> ostream &operator<<(ostream &os, const array<T, size> &arr)...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
initial = input().strip().split(' ') books = int(initial[0]) likes = int(initial[1]) alice_list = [] bob_list = [] both_list = [] for i in range(books): line_input = input().strip().split(' ') time = int(line_input[0]) alice = (int(line_input[1]) == 1) bob = (int(line_input[2]) == 1) if alice...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys import math def II(): return int(sys.stdin.readline()) def LI(): return list(map(int, sys.stdin.readline().split())) def MI(): return map(int, sys.stdin.readline().split()) def SI(): return sys.stdin.readline().strip() n,k = MI() x = [] y = [] z = [] o = [] for q in range(n): t,a,b = MI() if a == 1 ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from heapq import heappush, heappush, heapify n, k = map(int, input().split()) alice = [] bob = [] both = [] for i in range(n): t, a, b = map(int, input().rstrip().split()) if a == 1 and b == 1: both.append(t) if a == 1 and b == 0: alice.append(t) if a == 0 and b == 1: bob.append...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
from typing import List, Tuple def solve(n: int, k: int, tab: List[Tuple[int, int, int]]): both, a_only, b_only = [], [], [] for t, a, b in tab: if a == 1 and b == 1: both.append(t) elif a == 1: a_only.append(t) elif b == 1: b_only.append(t) both...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.util.*; public class Question5 { static Scanner sc = new Scanner(System.in); public static void main(String[] args) { int n = sc.nextInt(); int k = sc.nextInt(); int[][] arr = new int[n][3]; ArrayList<Integer> list[] = new ArrayList[4]; for(int i = 0;i < 4;i++)list[i] = new ArrayList<Integer...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k=map(int,input().split()) l=[] ll=[] lll=[] for i in range(n): t,a,b=map(int,input().split()) if a==1 and b==1: l.append(t) elif a==1: ll.append(t) elif b==1: lll.append(t) ll.sort() lll.sort() for i in range(min(len(ll),len(lll))): l.append(ll[i]+lll[i]) we=len(l) if k>we: print(-1) else:...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
#import math #from functools import lru_cache #import heapq #from collections import defaultdict #from collections import Counter #from collections import deque #from sys import stdout #from sys import setrecursionlimit #setrecursionlimit(10**7) from sys import stdin input = stdin.readline INF = 10**9 + 7 MAX = 10**7 ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) a, b, c = [], [], [] for i in range(n): t, x, y = map(int, input().split()) if x==1 and y==1: a.append(t) if x==1 and y==0: b.append(t) if x==0 and y==1: c.append(t) a.sort() b.sort() c.sort() prea, preb, prec = 0, 0, 0 cnt = min(len(b), len(c), k) for i in range(cnt): preb...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.util.*; import java.math.*; import java.io.*; public class A{ static FastReader scan=new FastReader(); public static PrintWriter out = new PrintWriter (new BufferedOutputStream(System.out)); static LinkedList<Integer>edges[]; // static LinkedList<Pair>edges[]; static boolean stdin = true; stat...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys input = sys.stdin.readline from math import ceil (n, k) = map(int, input().split()) bob = [] alice = [] good = [] for i in range(n): (t, a, b) = map(int, input().split()) if a == 1: if b == 1: good.append(t) else: alice.append(t) else: if b == 1:...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) L1, L2, L3 = [], [], [] for i in range(n): t, a, b = map(int, input().split()) if a*2+b == 1: L1.append(t) elif a*2+b == 2: L2.append(t) elif a*2+b == 3: L3.append(t) m = min(len(L1), len(L2)) if len(L3) + m < k: print(-1) else: L1.sort() ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main(int argc, char **argv) { ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0); int n, m, k; cin >> n >> m >> k; vector<int> cnt(5, 0), mark(4, 0), as; vector<pair<long long, long long> > v[4]; long long ret = 1e18, ans = 0; for (int i = 0; i < n;...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k=map(int,input().split());alice=[];bob=[];both=[] for i in range(n): t,a,b=map(int,input().split()) if a&b: both.append(t) elif a: alice.append(t) elif b: bob.append(t) alice.sort(); bob.sort(); for i in range(min(len(alice),len(bob))): both.append(alice[i]+bob[i]) print(-1 if(len(both)<k) else sum(s...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; void takeFrom(vector<long long> &x, long long &cnt, long long &ans) { ans += x.back(); x.pop_back(); cnt++; } void takeFrom(vector<long long> &x, long long &cntA, long long &cntB, long long &ans) { ans += x.back(); x.pop_back(); cntA++; cntB++; }...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.io.BufferedReader; import java.io.FileReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.io.PrintWriter; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.PriorityQueue; import java.util.StringToken...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys s = sys.stdin.readline().split() n, m, k = int(s[0]), int(s[1]), int(s[2]) ele = False if k == 62308 and m == 164121: ele = False all = [] All = [] Alice = [] Bob = [] Both = [] none = [] z = 1 while n: i = sys.stdin.readline().split() x = 3 i.append(z) while x: i[x-1] = int(i[x...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) common_books = [] alice_books = [] bob_books = [] for i in range(n): duration, alice, bob = map(int, input().split()) if alice and bob: collection = common_books elif alice: collection = alice_books elif bob: collection = bob_books else: ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python2
input = raw_input range = xrange import sys inp = [int(x) for x in sys.stdin.read().split()]; ii = 0 seg = [0]*200000 def offset(x): return x + 100000 def encode(x, y): return x*200002 + y def decode(x): return x//200002, x%200002 def upd(node, L, R, pos, val): if L+1 == R: seg[node] += val seg[offset(node)]...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(0); int n, k; cin >> n >> k; vector<int> v0, v1, v2; for (int i = 0; i < n; i += 1) { int x, y, z; cin >> x >> y >> z; if (y == 1 && z == 1) v0.push_back(x); else if (y != 1 && z == 1) ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
java
import java.lang.reflect.Array; import java.util.ArrayList; import java.util.Arrays; import java.util.Scanner; public class Main { public static void main(String [] argv) { Scanner scanner = new Scanner(System.in); int n, k; n = scanner.nextInt(); k = scanner.nextInt(); Arra...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
cpp
#include <bits/stdc++.h> using namespace std; using ll = long long; const long long N = 2e5 + 5; long long n, m, k; vector<pair<long long, long long>> type[2][2]; signed main() { ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0); cin >> n >> m >> k; for (long long i = 1; i <= n; ++i) { long long a...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) t = [] a = [] b = [] n1 = 0 n2 = 0 n3 = 0 for _ in range(n): x, y, z = map(int, input().split()) if y == 1 and z == 1: t.append(x) n1 += 1 elif y == 1: a.append(x) n2 += 1 elif z == 1: b.append(x) n3 += 1 t.sort() a.sort(...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n,k=map(int,input().split()) a=[] b=[] ab=[] counta=0 countb=0 for x in range(n): t,p,q=map(int,input().split()) if p==1 and q==1: counta=counta+1 countb=countb+1 ab.append(t) elif p==1 and q!=1: counta=counta+1 a.append(t) eli...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
import sys inp = [int(x) for x in sys.stdin.read().split()]; ii = 0 n, k = inp[ii: ii + 2]; ii += 2 both, a, b = [], [], [] for i in range(n): x, p, q = inp[ii: ii + 3]; ii += 3 if p and q: both.append(x) elif p: a.append(x) elif q: b.append(x) if len(both) + len(a) < k or len(both) + len(b) < k: print(-1) ...
1374_E1. Reading Books (easy version)
Easy and hard versions are actually different problems, so read statements of both problems completely and carefully. Summer vacation has started so Alice and Bob want to play and joy, but... Their mom doesn't think so. She says that they have to read some amount of books before all entertainments. Alice and Bob will ...
{ "input": [ "8 4\n7 1 1\n2 1 1\n4 0 1\n8 1 1\n1 0 1\n1 1 1\n1 0 1\n3 0 0\n", "5 2\n6 0 0\n9 0 0\n1 0 1\n2 1 1\n5 1 0\n", "5 3\n3 0 0\n2 1 0\n3 1 0\n5 0 1\n3 0 1\n" ], "output": [ "18\n", "8\n", "-1\n" ] }
{ "input": [ "2 1\n7 1 1\n2 1 1\n", "5 1\n2 1 0\n2 0 1\n1 0 1\n1 1 0\n1 0 1\n", "6 2\n6 0 0\n11 1 0\n9 0 1\n21 1 1\n10 1 0\n8 0 1\n", "3 1\n3 0 1\n3 1 0\n3 0 0\n", "6 3\n7 1 1\n8 0 0\n9 1 1\n6 1 0\n10 1 1\n5 0 0\n", "8 4 3\n1 1 1\n3 1 1\n12 1 1\n12 1 1\n4 0 0\n4 0 0\n5 1 0\n5 0 1\n", "6 3 ...
CORRECT
python3
n, k = map(int, input().split()) a, b, ab = [], [], [] for _ in range(n): it, ia, ib = map(int, input().split()) if ia == 1 and ib == 1: ab.append(it) elif ia == 1: a.append(it) elif ib == 1: b.append(it) a.sort() b.sort() nab = [i + j for i, j in zip(a[:min(len(a) + 1, len(b) + 1)], \ b[:min...