message stringlengths 2 22.8k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 16 109k | cluster float64 1 1 | __index_level_0__ int64 32 217k |
|---|---|---|---|---|---|
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n + 2 towns located on a coordinate line, numbered from 0 to n + 1. The i-th town is located at the point i.
You build a radio tower in each of the towns 1, 2, ..., n with probability... | instruction | 0 | 24,010 | 1 | 48,020 |
Yes | output | 1 | 24,010 | 1 | 48,021 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n + 2 towns located on a coordinate line, numbered from 0 to n + 1. The i-th town is located at the point i.
You build a radio tower in each of the towns 1, 2, ..., n with probability... | instruction | 0 | 24,011 | 1 | 48,022 |
Yes | output | 1 | 24,011 | 1 | 48,023 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n + 2 towns located on a coordinate line, numbered from 0 to n + 1. The i-th town is located at the point i.
You build a radio tower in each of the towns 1, 2, ..., n with probability... | instruction | 0 | 24,012 | 1 | 48,024 |
No | output | 1 | 24,012 | 1 | 48,025 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n + 2 towns located on a coordinate line, numbered from 0 to n + 1. The i-th town is located at the point i.
You build a radio tower in each of the towns 1, 2, ..., n with probability... | instruction | 0 | 24,013 | 1 | 48,026 |
No | output | 1 | 24,013 | 1 | 48,027 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n + 2 towns located on a coordinate line, numbered from 0 to n + 1. The i-th town is located at the point i.
You build a radio tower in each of the towns 1, 2, ..., n with probability... | instruction | 0 | 24,014 | 1 | 48,028 |
No | output | 1 | 24,014 | 1 | 48,029 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are n + 2 towns located on a coordinate line, numbered from 0 to n + 1. The i-th town is located at the point i.
You build a radio tower in each of the towns 1, 2, ..., n with probability... | instruction | 0 | 24,015 | 1 | 48,030 |
No | output | 1 | 24,015 | 1 | 48,031 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,032 | 1 | 48,064 |
Tags: implementation
Correct Solution:
```
from math import *
#from bisect import *
#from collections import *
#from random import *
#from decimal import *"""
#from heap import *
import io,os,sys
def inp():
return int(input())
def st():
return input().rstrip('\n')
def lis():
return list(map(int,input().spli... | output | 1 | 24,032 | 1 | 48,065 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,033 | 1 | 48,066 |
Tags: implementation
Correct Solution:
```
for _ in range(int(input())):
n = int(input())
a = [list(map(int, input().split())) for i in range(n)]
tm = list(map(int, input().split()))
res = a[0][0] + tm[0]
for i in range(n-1):
res = max(a[i][1], res + (a[i][1] - a[i][0] + 1)//2)
res +... | output | 1 | 24,033 | 1 | 48,067 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,034 | 1 | 48,068 |
Tags: implementation
Correct Solution:
```
import math
t = int(input())
for _ in range(t):
n = int(input())
a = []
d = []
for _ in range(n):
x,y = list(map(int, input().split()))
a.append(x)
d.append(y)
tm = list(map(int,input().split()))
ans=0
for i in range(n):
... | output | 1 | 24,034 | 1 | 48,069 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,035 | 1 | 48,070 |
Tags: implementation
Correct Solution:
```
import math
for i in range(int(input())):
n=int(input())
d=[]
for i in range(n):
d.append([int(x) for x in input().split()])
c=[int(x) for x in input().split()]
t=c[0]
t=t+d[0][0]
for i in range(n-1):
t+=math.ceil((d[i][1]-d[i][0])/2... | output | 1 | 24,035 | 1 | 48,071 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,036 | 1 | 48,072 |
Tags: implementation
Correct Solution:
```
import math
for testcase in range(int(input())):
n=int(input())
arr=[]
for i in range(n):
li=[int(x) for x in input().split()]
temp=math.ceil((li[1]-li[0])/2)
li.append(temp)
arr.append(li)
delay=[int(x) for x in input().split()... | output | 1 | 24,036 | 1 | 48,073 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,037 | 1 | 48,074 |
Tags: implementation
Correct Solution:
```
t=int(input())
import math
while t:
t-=1
n=int(input())
ques=[]
ans = []
ans.append(0)
for i in range(n):
x,y=map(int,input().strip().split())
ques.append(x)
ans.append(y)
val=list(map(int,input().strip().split()))
num=0
... | output | 1 | 24,037 | 1 | 48,075 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,038 | 1 | 48,076 |
Tags: implementation
Correct Solution:
```
from math import ceil
for _ in range(int(input())):
n = int(input())
a = [0]
b = [0]
t = [0]
for l in range(n):
lis = input().split(" ")
a.append(int(lis[0]))
b.append(int(lis[1]))
til = input().split(" ")
for x in range(n):... | output | 1 | 24,038 | 1 | 48,077 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts from the terminal at the moment 0. Also, let's sa... | instruction | 0 | 24,039 | 1 | 48,078 |
Tags: implementation
Correct Solution:
```
from math import ceil
T = int(input())
for t in range(T):
n = int(input())
td = []
for nn in range(n):
x = list(map(int, input().split()))
td.append(x)
tm = list(map(int, input().split()))
c = 0
d = 0
for i in range(n):
a, b... | output | 1 | 24,039 | 1 | 48,079 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,040 | 1 | 48,080 |
Yes | output | 1 | 24,040 | 1 | 48,081 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,041 | 1 | 48,082 |
Yes | output | 1 | 24,041 | 1 | 48,083 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,042 | 1 | 48,084 |
Yes | output | 1 | 24,042 | 1 | 48,085 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,043 | 1 | 48,086 |
Yes | output | 1 | 24,043 | 1 | 48,087 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,044 | 1 | 48,088 |
No | output | 1 | 24,044 | 1 | 48,089 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,045 | 1 | 48,090 |
No | output | 1 | 24,045 | 1 | 48,091 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,046 | 1 | 48,092 |
No | output | 1 | 24,046 | 1 | 48,093 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Alexey is travelling on a train. Unfortunately, due to the bad weather, the train moves slower that it should!
Alexey took the train at the railroad terminal. Let's say that the train starts fr... | instruction | 0 | 24,047 | 1 | 48,094 |
No | output | 1 | 24,047 | 1 | 48,095 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,265 | 1 | 48,530 |
Tags: implementation
Correct Solution:
```
'''
Created on Oct 11, 2015
@author: Ismael
'''
n = int(input())
A=n*[False]
B=n*[False]
r=[]
i=1
for _ in range(n**2):
a,b = map(int,input().split())
if not A[a-1] and not B[b-1]:
A[a-1]=True
B[b-1]=True
r.append(str(i))
i+=1
print(' '.joi... | output | 1 | 24,265 | 1 | 48,531 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,266 | 1 | 48,532 |
Tags: implementation
Correct Solution:
```
a = int(input())
x = []
y = []
res = []
for i in range(a**2):
a = [i for i in input().split()]
if a[0] not in x and a[1] not in y:
res.append(int(i)+1)
x.append(a[0])
y.append(a[1])
print(*res)
``` | output | 1 | 24,266 | 1 | 48,533 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,267 | 1 | 48,534 |
Tags: implementation
Correct Solution:
```
n=int(input(''))
d1={}
d2={}
arr=[]
for i in range(0,n*n):
s=input('')
a=s.split(" ")
x=int(a[0])
y=int(a[1])
try:
d1[x]=d1[x]+1
except:
try:
d2[y]=d2[y]+1
except:
arr.append(str(i+1))
d1[x]=... | output | 1 | 24,267 | 1 | 48,535 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,268 | 1 | 48,536 |
Tags: implementation
Correct Solution:
```
n = int(input())
arr1 = set()
arr2 = set()
for i in range(n**2):
a , b = map(int , input().split())
if a not in arr1 and b not in arr2:
print(i+1 , end = " ")
arr1.add(a)
arr2.add(b)
``` | output | 1 | 24,268 | 1 | 48,537 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,269 | 1 | 48,538 |
Tags: implementation
Correct Solution:
```
n = int(input())
hr=[]
vr=[]
s=""
for i in range(n**2):
h,v = map(int,input().split())
if(h not in hr and v not in vr):
hr.append(h)
vr.append(v)
s+=str(i+1)+" "
print(s[:len(s)-1])
``` | output | 1 | 24,269 | 1 | 48,539 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,270 | 1 | 48,540 |
Tags: implementation
Correct Solution:
```
N=int(input())
Roadx=[0]*120
Roady=[0]*100
for i in range(1,N*N+1):
x,y=input().split()
x=int(x)
y=int(y)
if(Roadx[x]==0 and Roady[y]==0):
print(i,end=' ')
Roadx[x]=Roady[y]=1
``` | output | 1 | 24,270 | 1 | 48,541 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,271 | 1 | 48,542 |
Tags: implementation
Correct Solution:
```
n = int(input())
lst_h = [i for i in range(1, n+1)]
lst_v = [i for i in range(1, n+1)]
result = []
count = 0
if n == 1:
x = input()
print(1)
else:
for i in range(n**2):
h, v = map(int, input().split())
if h in lst_h and v in lst_v:
... | output | 1 | 24,271 | 1 | 48,543 |
Provide tags and a correct Python 3 solution for this coding contest problem.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by the numbers of the roads that form them.
Sand ... | instruction | 0 | 24,272 | 1 | 48,544 |
Tags: implementation
Correct Solution:
```
from math import sqrt, pow, log, log2, log10, exp
from copy import deepcopy
def read_ints():
return list(map(int, input().split()))
def read_int():
return read_ints()[0]
def read_floats():
return list(map(float, input().split()))
def read_float():
retur... | output | 1 | 24,272 | 1 | 48,545 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,273 | 1 | 48,546 |
Yes | output | 1 | 24,273 | 1 | 48,547 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,274 | 1 | 48,548 |
Yes | output | 1 | 24,274 | 1 | 48,549 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,275 | 1 | 48,550 |
Yes | output | 1 | 24,275 | 1 | 48,551 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,276 | 1 | 48,552 |
Yes | output | 1 | 24,276 | 1 | 48,553 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,277 | 1 | 48,554 |
No | output | 1 | 24,277 | 1 | 48,555 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,278 | 1 | 48,556 |
No | output | 1 | 24,278 | 1 | 48,557 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,279 | 1 | 48,558 |
No | output | 1 | 24,279 | 1 | 48,559 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
City X consists of n vertical and n horizontal infinite roads, forming n × n intersections. Roads (both vertical and horizontal) are numbered from 1 to n, and the intersections are indicated by ... | instruction | 0 | 24,280 | 1 | 48,560 |
No | output | 1 | 24,280 | 1 | 48,561 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,281 | 1 | 48,562 |
Tags: constructive algorithms, greedy
Correct Solution:
```
n=int(input())
lst = [0 for i in range(n)]
kereta = input().split()
for i in range(n):
lst[int(kereta[i])-1]=i
ancol=1
terbanyak=0
for i in range(n-1):
if lst[i]>lst[i+1]:
if terbanyak<ancol:terbanyak=ancol
ancol=0
ancol+=1
if terbanyak<ancol:terbanyak=... | output | 1 | 24,281 | 1 | 48,563 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,282 | 1 | 48,564 |
Tags: constructive algorithms, greedy
Correct Solution:
```
n = int(input())
u = list(map(int,input().split()))
l = [0] * (n+2)
for i in range(n):
l[u[i]] = i+1
r = 0
a = 0
for i in range(1,n+1):
r += 1
if l[i] > l[i+1]:
a = max(a, r)
r = 0
print(n-a)
``` | output | 1 | 24,282 | 1 | 48,565 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,283 | 1 | 48,566 |
Tags: constructive algorithms, greedy
Correct Solution:
```
n=int(input())
m=[0]*(n+1)
l=list(map(int,input().split()))
for i in l:
m[i]=m[i-1]+1
print(n-max(m))
``` | output | 1 | 24,283 | 1 | 48,567 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,284 | 1 | 48,568 |
Tags: constructive algorithms, greedy
Correct Solution:
```
n=int(input())
l=[n]*(n+1)
for c in [int(x) for x in input().split()]:l[c]=l[c-1]-1
print(min(l))
``` | output | 1 | 24,284 | 1 | 48,569 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,285 | 1 | 48,570 |
Tags: constructive algorithms, greedy
Correct Solution:
```
n=int(input())
p=list(map(int,input().split()))
for i in range(n):
p[i]=[p[i],i]
p.sort()
b=1
d=[]
for i in range(n-1):
if p[i][1]<p[i+1][1]:
b+=1
else:
d.append(b)
b=1
d.append(b)
print(n-max(d))
``` | output | 1 | 24,285 | 1 | 48,571 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,286 | 1 | 48,572 |
Tags: constructive algorithms, greedy
Correct Solution:
```
n = int(input())
a = input().split()
pos = {}
ans = {}
num = 0
for i in range(n):
a[i] = int(a[i])
pos.setdefault(a[i], num)
num += 1
ans.setdefault(a[i], 1)
num = 0
for i in reversed(a):
if i == n:
continue
if pos[i + 1] > pos[... | output | 1 | 24,286 | 1 | 48,573 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,287 | 1 | 48,574 |
Tags: constructive algorithms, greedy
Correct Solution:
```
#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import time
n = int(input())
p = [int(i) for i in input().split()]
d = {}
start = time.time()
for i in range(n):
d[p[i]] = i
l = 0
i = 2
while(i <= n):
j = 0
while (i <=n and d[i] > d[i-... | output | 1 | 24,287 | 1 | 48,575 |
Provide tags and a correct Python 3 solution for this coding contest problem.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the railway cars in the order of increasing numbers. I... | instruction | 0 | 24,288 | 1 | 48,576 |
Tags: constructive algorithms, greedy
Correct Solution:
```
n = int(input())
seq = list(map(int, input().split()))
dp = [0 for i in range(n+1)]
dp[seq[0]] = 1
for i in range(1, len(seq)):
if dp[seq[i]-1] > 0:
dp[seq[i]] = dp[seq[i]-1] + 1
else:
dp[seq[i]] = 1
print(n - max(dp))
``` | output | 1 | 24,288 | 1 | 48,577 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the rai... | instruction | 0 | 24,289 | 1 | 48,578 |
Yes | output | 1 | 24,289 | 1 | 48,579 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the rai... | instruction | 0 | 24,291 | 1 | 48,582 |
Yes | output | 1 | 24,291 | 1 | 48,583 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the rai... | instruction | 0 | 24,292 | 1 | 48,584 |
Yes | output | 1 | 24,292 | 1 | 48,585 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
An infinitely long railway has a train consisting of n cars, numbered from 1 to n (the numbers of all the cars are distinct) and positioned in arbitrary order. David Blaine wants to sort the rai... | instruction | 0 | 24,293 | 1 | 48,586 |
No | output | 1 | 24,293 | 1 | 48,587 |
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