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Provide tags and a correct Python 3 solution for this coding contest problem. As you know, majority of students and teachers of Summer Informatics School live in Berland for the most part of the year. Since corruption there is quite widespread, the following story is not uncommon. Elections are coming. You know the n...
instruction
0
70,736
10
141,472
Tags: brute force, greedy Correct Solution: ``` import sys zz=1 sys.setrecursionlimit(10**5) if zz: input=sys.stdin.readline else: sys.stdin=open('input.txt', 'r') sys.stdout=open('all.txt','w') di=[[-1,0],[1,0],[0,1],[0,-1]] def fori(n): return [fi() for i in range(n)] def inc(d,c,x=1): d[c]=d[c]+x if c in ...
output
1
70,736
10
141,473
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. As you know, majority of students and teachers of Summer Informatics School live in Berland for the most part of the year. Since corruption there is quite widespread, the following story is not ...
instruction
0
70,737
10
141,474
No
output
1
70,737
10
141,475
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. As you know, majority of students and teachers of Summer Informatics School live in Berland for the most part of the year. Since corruption there is quite widespread, the following story is not ...
instruction
0
70,738
10
141,476
No
output
1
70,738
10
141,477
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. As you know, majority of students and teachers of Summer Informatics School live in Berland for the most part of the year. Since corruption there is quite widespread, the following story is not ...
instruction
0
70,739
10
141,478
No
output
1
70,739
10
141,479
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. As you know, majority of students and teachers of Summer Informatics School live in Berland for the most part of the year. Since corruption there is quite widespread, the following story is not ...
instruction
0
70,740
10
141,480
No
output
1
70,740
10
141,481
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,929
10
141,858
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` for _ in range(int(input())): n,w=[int(i) for i in input().split()] wtmp=list(map(int,input().split())) weight=[] for i in range(n): weight.append([wtmp[i],i]) weight.sort() if(w%2==0): l=w//2 else: l=w//2+1 an...
output
1
70,929
10
141,859
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,930
10
141,860
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` #------------------------------warmup---------------------------- # ******************************* # * AUTHOR: RAJDEEP GHOSH * # * NICK : Rajdeep2k * # * INSTITUTION: IIEST, SHIBPUR * # ******************************* import o...
output
1
70,930
10
141,861
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,931
10
141,862
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` # DEFINING SOME GOOD STUFF from math import * import threading import sys mod = 10**9 + 7 # _______________________________________________________________# def npr(n,r): return factorial(n)//factorial(n-r) if n >= r else 0 def lower_bound(l...
output
1
70,931
10
141,863
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,932
10
141,864
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` import math solution = [] t = int(input()) for _ in range(t): n, W = map(int, input().split()) w = list(map(int, input().split())) indeces = list(range(len(w))) mylist = zip(w, indeces) mylist = sorted(mylist, key = lambda x: ...
output
1
70,932
10
141,865
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,933
10
141,866
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` from sys import stdin,stdout import math mp=lambda:map(int,stdin.readline().split()) li=lambda:list(map(int,stdin.readline().split())) for _ in range(int(input())): n,W=mp() temp=W wts=li() lst=[] found = False half = math.ce...
output
1
70,933
10
141,867
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,934
10
141,868
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` import math t = int(input()) for _ in range(t): n,w = map(int,input().split()) li = list(map(int,input().split())) k = li.copy() k.sort() if k[0]>w: print(-1) elif sum(li)<w/2: print(-1) else: temp ...
output
1
70,934
10
141,869
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,935
10
141,870
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` t=int(input()) for h in range(t): n,w=map(int,input().split()) Wt=w arr=[int(x) for x in input().split()] arr3=[ [arr[i],i+1] for i in range(n)] arr3.sort(key= lambda x:x[0],reverse=True) ans=[] sumi=0 for i in r...
output
1
70,935
10
141,871
Provide tags and a correct Python 3 solution for this coding contest problem. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C is at least half of its size, but (obviously) do...
instruction
0
70,936
10
141,872
Tags: constructive algorithms, greedy, sortings Correct Solution: ``` import math for _ in range(int(input())): n,w=[int(x) for x in input().split()] l=[int(x) for x in input().split()] l=[(l[i],i) for i in range(n)] l.sort(reverse=True) lo=math.ceil(w/2) hi=w s=0 ans=[] for i in range(n): if (l[i][0]<=w)...
output
1
70,936
10
141,873
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,937
10
141,874
Yes
output
1
70,937
10
141,875
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,938
10
141,876
Yes
output
1
70,938
10
141,877
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,939
10
141,878
Yes
output
1
70,939
10
141,879
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,940
10
141,880
Yes
output
1
70,940
10
141,881
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,941
10
141,882
No
output
1
70,941
10
141,883
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,942
10
141,884
No
output
1
70,942
10
141,885
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,943
10
141,886
No
output
1
70,943
10
141,887
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. You have a knapsack with the capacity of W. There are also n items, the i-th one has weight w_i. You want to put some of these items into the knapsack in such a way that their total weight C i...
instruction
0
70,944
10
141,888
No
output
1
70,944
10
141,889
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,087
10
142,174
Tags: implementation Correct Solution: ``` # -*- coding: utf-8 -*- """ Created on Wed Jul 15 01:21:32 2020 @author: thiva """ n = int(input()) prices = [int(s) for s in input().split(' ')] new_prices = [[i+1,prices[i]] for i in range(n)] new_prices = sorted(new_prices, key = lambda x: x[1]) print(new_prices[n-1][0...
output
1
71,087
10
142,175
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,088
10
142,176
Tags: implementation Correct Solution: ``` import sys ii = lambda: sys.stdin.readline().strip() idata = lambda: [int(x) for x in ii().split()] def solve(): n = int(ii()) data = idata() pl = sorted(data)[-2] s = max(data) for i in range(n): if s == data[i]: print(i + 1, pl) r...
output
1
71,088
10
142,177
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,089
10
142,178
Tags: implementation Correct Solution: ``` fast=lambda:stdin.readline().strip() zzz=lambda:[int(i) for i in fast().split()] z,zz=input,lambda:list(map(int,z().split())) szz,graph,mod,szzz=lambda:sorted(zz()),{},10**9+7,lambda:sorted(zzz()) from re import * from sys import * from math import * from heapq import * from q...
output
1
71,089
10
142,179
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,090
10
142,180
Tags: implementation Correct Solution: ``` import math # print(*l) n=int(input()) a=list(map(int,input().split())) print(a.index(max(a))+1,sorted(a)[-2]) ```
output
1
71,090
10
142,181
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,091
10
142,182
Tags: implementation Correct Solution: ``` n=int(input()) p=sorted(enumerate(map(int,input().split())),key=lambda x:x[1]) print(p[-1][0]+1,p[-2][1]) ```
output
1
71,091
10
142,183
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,092
10
142,184
Tags: implementation Correct Solution: ``` n=int(input()) a=list(map(int,input().split())) if a[0]>a[1]: i=0 j=1 else: j=0 i=1 for k in range(2,n): if a[k]>a[i]: j=i i=k elif a[k]>a[j]: j=k print(i+1,a[j]) ```
output
1
71,092
10
142,185
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,093
10
142,186
Tags: implementation Correct Solution: ``` n=int(input()) a=list(map(int,input().split())) b=sorted(a) k=b[-1] i=a.index(k) i=i+1 print(i,b[-2]) ```
output
1
71,093
10
142,187
Provide tags and a correct Python 3 solution for this coding contest problem. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction is closed, that is, each bidder secretly inform...
instruction
0
71,094
10
142,188
Tags: implementation Correct Solution: ``` n = input() n = int(n) L = input().split() for i in range(len(L)): L[i] = int(L[i]) bidder = L.index(max(L)) + 1 L.sort() price = L[-2] print(bidder, price) ```
output
1
71,094
10
142,189
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,095
10
142,190
Yes
output
1
71,095
10
142,191
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,096
10
142,192
Yes
output
1
71,096
10
142,193
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,097
10
142,194
Yes
output
1
71,097
10
142,195
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,098
10
142,196
Yes
output
1
71,098
10
142,197
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,099
10
142,198
No
output
1
71,099
10
142,199
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,100
10
142,200
No
output
1
71,100
10
142,201
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,101
10
142,202
No
output
1
71,101
10
142,203
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. In this problem we consider a special type of an auction, which is called the second-price auction. As in regular auction n bidders place a bid which is price a bidder ready to pay. The auction ...
instruction
0
71,102
10
142,204
No
output
1
71,102
10
142,205
Provide a correct Python 3 solution for this coding contest problem. Hideyuki is allowed by his father Ujisato some 1000 yen bills every month for his pocket money. In the first day of every month, the number of bills is decided as follows. Ujisato prepares n pieces of m-sided dice and declares the cutback k. Hideyuki...
instruction
0
71,547
10
143,094
"Correct Solution: ``` import math,string,itertools,fractions,heapq,collections,re,array,bisect,sys,random,time,copy,functools sys.setrecursionlimit(10**7) inf = 10**20 eps = 1.0 / 10**10 mod = 998244353 def LI(): return [int(x) for x in sys.stdin.readline().split()] def LI_(): return [int(x)-1 for x in sys.stdin.rea...
output
1
71,547
10
143,095
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,738
10
143,476
Tags: data structures, greedy Correct Solution: ``` import heapq as hp import sys n, k = map(int, input().split()) arr = list(map(int, input().split())) p = int(input()) arrx = list(map(int, input().split())) prev = [] hp.heapify(prev) cost = 0 flag = 0 for i in range(n): hp.heappush(prev, arrx[i]) while arr[i]...
output
1
71,738
10
143,477
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,739
10
143,478
Tags: data structures, greedy Correct Solution: ``` import heapq class Input: def __init__(self): from sys import stdin lines = stdin.readlines() self.lines = list([line.rstrip('\n') for line in reversed(lines) if line != '\n']) def input(self): return self.lines.pop() de...
output
1
71,739
10
143,479
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,740
10
143,480
Tags: data structures, greedy Correct Solution: ``` import heapq def process(n, k, X, a, C): res=0 A=[] for i in range(len(X)): heapq.heappush(A, C[i]) if k+len(A)*a < X[i]: return -1 else: while k <X[i]: res+=heapq.heappop(A) k...
output
1
71,740
10
143,481
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,741
10
143,482
Tags: data structures, greedy Correct Solution: ``` import math import heapq def solve_workout(n_days, strength, plan, gain, costs): total_cost = 0 heap = list() for i in range(n_days): heapq.heappush(heap, costs[i]) n_doses = int(math.ceil((plan[i] - strength) / gain)) while n_do...
output
1
71,741
10
143,483
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,742
10
143,484
Tags: data structures, greedy Correct Solution: ``` import sys, os, io def rs(): return sys.stdin.readline().rstrip() def ri(): return int(sys.stdin.readline()) def ria(): return list(map(int, sys.stdin.readline().split())) def ws(s): sys.stdout.write(s + '\n') def wi(n): sys.stdout.write(str(n) + '\n') def wia(a): sys...
output
1
71,742
10
143,485
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,743
10
143,486
Tags: data structures, greedy Correct Solution: ``` import heapq n,k = list(map(int,input().split())) x = list(map(int,input().split())) a = int(input()) c = list(map(int,input().split())) out = 0 f = 0 minv = [] for i in range(n): heapq.heappush(minv,c[i]) while k<x[i] and minv: k+=a out += hea...
output
1
71,743
10
143,487
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,744
10
143,488
Tags: data structures, greedy Correct Solution: ``` import heapq import sys n,k=map(int,input().split()) l=k arr=list(map(int,input().split())) add=int(input()) price=list(map(int,input().split())) ans=0 size=0 s=[9999999999999999999] heapq.heapify(s) for i in range(n): heapq.heappush(s,price[i]) size+=1 if...
output
1
71,744
10
143,489
Provide tags and a correct Python 3 solution for this coding contest problem. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. In order to improve his workout performance at t...
instruction
0
71,745
10
143,490
Tags: data structures, greedy Correct Solution: ``` import sys, heapq input = lambda: sys.stdin.readline().strip("\r\n") n, k = map(int, input().split()) x = list(map(int, input().split())) a = int(input()) c = list(map(int, input().split())) heap = [] ans = 0 for i in range(n): heapq.heappush(heap, c[i]) whil...
output
1
71,745
10
143,491
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. I...
instruction
0
71,746
10
143,492
Yes
output
1
71,746
10
143,493
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. I...
instruction
0
71,747
10
143,494
Yes
output
1
71,747
10
143,495
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. I...
instruction
0
71,748
10
143,496
Yes
output
1
71,748
10
143,497
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response. Alan decided to get in shape for the summer, so he created a precise workout plan to follow. His plan is to go to a different gym every day during the next N days and lift X[i] grams on day i. I...
instruction
0
71,749
10
143,498
Yes
output
1
71,749
10
143,499