message stringlengths 2 48.6k | message_type stringclasses 2
values | message_id int64 0 1 | conversation_id int64 318 108k | cluster float64 8 8 | __index_level_0__ int64 636 217k |
|---|---|---|---|---|---|
Provide a correct Python 3 solution for this coding contest problem.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that character is `1`.
You can perform the following operation an... | instruction | 0 | 78,066 | 8 | 156,132 |
"Correct Solution:
```
S=input()
c0=S.count('1')
c1=S.count('0')
print(2*min(c0,c1))
``` | output | 1 | 78,066 | 8 | 156,133 |
Provide a correct Python 3 solution for this coding contest problem.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that character is `1`.
You can perform the following operation an... | instruction | 0 | 78,067 | 8 | 156,134 |
"Correct Solution:
```
s = input()
print(2*(min(s.count("0"),s.count("1"))))
``` | output | 1 | 78,067 | 8 | 156,135 |
Provide a correct Python 3 solution for this coding contest problem.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that character is `1`.
You can perform the following operation an... | instruction | 0 | 78,068 | 8 | 156,136 |
"Correct Solution:
```
s = input()
a = [s.count(c) for c in '01']
print(min(a) * 2)
``` | output | 1 | 78,068 | 8 | 156,137 |
Provide a correct Python 3 solution for this coding contest problem.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that character is `1`.
You can perform the following operation an... | instruction | 0 | 78,069 | 8 | 156,138 |
"Correct Solution:
```
S = input()
print(2 * min(S.count('0'), S.count('1')))
``` | output | 1 | 78,069 | 8 | 156,139 |
Provide a correct Python 3 solution for this coding contest problem.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that character is `1`.
You can perform the following operation an... | instruction | 0 | 78,070 | 8 | 156,140 |
"Correct Solution:
```
b=input()
A=b.count("1")
B=b.count("0")
print(min(2*A,2*B))
``` | output | 1 | 78,070 | 8 | 156,141 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,071 | 8 | 156,142 |
Yes | output | 1 | 78,071 | 8 | 156,143 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,072 | 8 | 156,144 |
Yes | output | 1 | 78,072 | 8 | 156,145 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,073 | 8 | 156,146 |
Yes | output | 1 | 78,073 | 8 | 156,147 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,074 | 8 | 156,148 |
Yes | output | 1 | 78,074 | 8 | 156,149 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,075 | 8 | 156,150 |
No | output | 1 | 78,075 | 8 | 156,151 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,076 | 8 | 156,152 |
No | output | 1 | 78,076 | 8 | 156,153 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,077 | 8 | 156,154 |
No | output | 1 | 78,077 | 8 | 156,155 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
There are N cubes stacked vertically on a desk.
You are given a string S of length N. The color of the i-th cube from the bottom is red if the i-th character in S is `0`, and blue if that chara... | instruction | 0 | 78,078 | 8 | 156,156 |
No | output | 1 | 78,078 | 8 | 156,157 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,127 | 8 | 156,254 |
"Correct Solution:
```
import itertools, math, collections, sys
input = sys.stdin.readline
H, W, K = [int(_) for _ in input().split()]
A = [list(input()) for _ in range(H)]
for i, j in itertools.product(range(H), range(W)):
if A[i][j] == 'S':
break
Q = collections.deque([[i, j, 0]])
sH = set()
sW = set()
wh... | output | 1 | 78,127 | 8 | 156,255 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,128 | 8 | 156,256 |
"Correct Solution:
```
from collections import defaultdict, deque, Counter
from heapq import heappush, heappop, heapify
import math
import bisect
import random
from itertools import permutations, accumulate, combinations, product
import sys
from pprint import pprint
from copy import deepcopy
import string
from bisect i... | output | 1 | 78,128 | 8 | 156,257 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,129 | 8 | 156,258 |
"Correct Solution:
```
from collections import deque
H, W, K = map(int, input().split())
A = [[0 for _ in range(W)] for _ in range(H)]
for i in range(H):
A_i_x = input()
for j in range(W):
A[i][j] = A_i_x[j]
if A_i_x[j] == 'S':
start_h = i
start_w = j
dist_from_exit = [... | output | 1 | 78,129 | 8 | 156,259 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,130 | 8 | 156,260 |
"Correct Solution:
```
def examA():
A, B, C = LI()
S = A+B+C
cur = 0
for i in range(32):
if A%2==1 or B%2==1 or C%2==1:
break
A = (S-A)//2
B = (S-B)//2
C = (S-C)//2
cur +=1
if cur==32:
ans = -1
else:
ans = cur
print(ans)
... | output | 1 | 78,130 | 8 | 156,261 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,131 | 8 | 156,262 |
"Correct Solution:
```
import sys
from collections import deque
input = sys.stdin.readline
inf = 10**8
DX = (-1, 0, 1, 0, -1, -1, 1, 1)
DY = (0, 1, 0, -1, -1, 1, -1, 1)
DX = DX[:4]
DY = DY[:4]
H, W, K = map(int, input().split())
grid = [input().rstrip() for _ in range(H)]
dist = [[inf]*W for _ in range(H)]
node = d... | output | 1 | 78,131 | 8 | 156,263 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,132 | 8 | 156,264 |
"Correct Solution:
```
from collections import deque
h,w,k = map(int,input().split())
a = []
for i in range(h):
b = input()
tmp = []
for j in range(w):
tmp.append(b[j])
if b[j] == "S":
sx = i
sy = j
a.append(tmp)
ma = [[0]*w for i in range(h)]
def dfs(x,y,z):
if ma[x][y] == 1:
return
... | output | 1 | 78,132 | 8 | 156,265 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,133 | 8 | 156,266 |
"Correct Solution:
```
from collections import deque
H,W,K=map(int,input().split())
A=[list(input())for _ in range(H)]
y,x=(0,0)
for i, a in enumerate(A):
if"S"in a:y,x=(i,a.index("S"))
d=1e9
Q=deque([(0,y,x)])
while Q:
c,i,j=Q.popleft()
d=min(d,i,j,H-i-1,W-j-1)
if d<1:break
if c>=K:continue
for ni,nj in((i+1,j),... | output | 1 | 78,133 | 8 | 156,267 |
Provide a correct Python 3 solution for this coding contest problem.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this room is represented by a character A_{i,j}. If A_{i,j}=... | instruction | 0 | 78,134 | 8 | 156,268 |
"Correct Solution:
```
h, w, k = [ int(v) for v in input().split() ]
field = [ list(input()) for i in range(h) ]
adjust_list = ((0,1),(0,-1),(1,0),(-1,0))
for i in range(h):
for j in range(w):
if field[i][j] == "S":
s = (i,j)
def nearest(y, x):
return min(y,h-1-y,x,w-1-x)
def bfs():
... | output | 1 | 78,134 | 8 | 156,269 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,135 | 8 | 156,270 |
Yes | output | 1 | 78,135 | 8 | 156,271 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,136 | 8 | 156,272 |
Yes | output | 1 | 78,136 | 8 | 156,273 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,137 | 8 | 156,274 |
Yes | output | 1 | 78,137 | 8 | 156,275 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,138 | 8 | 156,276 |
Yes | output | 1 | 78,138 | 8 | 156,277 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,139 | 8 | 156,278 |
No | output | 1 | 78,139 | 8 | 156,279 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,140 | 8 | 156,280 |
No | output | 1 | 78,140 | 8 | 156,281 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,141 | 8 | 156,282 |
No | output | 1 | 78,141 | 8 | 156,283 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Takahashi is locked within a building.
This building consists of H×W rooms, arranged in H rows and W columns. We will denote the room at the i-th row and j-th column as (i,j). The state of this... | instruction | 0 | 78,142 | 8 | 156,284 |
No | output | 1 | 78,142 | 8 | 156,285 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,207 | 8 | 156,414 |
"Correct Solution:
```
while 1:
n=int(input())
if n==0:break
a=[tuple(map(int,reversed(input().split()))) for _ in range(n)]
a.sort()
w=0
for x,y in a:
w+=y
if x<w:print('No');break
else:print('Yes')
``` | output | 1 | 78,207 | 8 | 156,415 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,208 | 8 | 156,416 |
"Correct Solution:
```
while 1:
N = int(input())
if N == 0:
break
P = [list(map(int, input().split())) for i in range(N)]
P.sort(key=lambda x: (-x[1], x[0]))
su = sum(w for w, s in P)
for w, s in P:
if s < su:
print("No")
break
su -= w
else:
... | output | 1 | 78,208 | 8 | 156,417 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,209 | 8 | 156,418 |
"Correct Solution:
```
while True:
n = int(input())
if n == 0:
break
z = sorted([tuple(map(int, input().split())) for _ in range(n)], key=lambda x: x[1])
cnt = total = 0
for a, b in z:
total += a
if total > b:
break
cnt += 1
print("Yes" if cnt == n el... | output | 1 | 78,209 | 8 | 156,419 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,210 | 8 | 156,420 |
"Correct Solution:
```
while True:
n = int(input())
if n == 0:
break
lst = sorted([list(map(int, input().split())) for _ in range(n)], key=lambda x:x[-1])
acc = 0
for w, b in lst:
acc += w
if acc > b:
print("No")
break
else:
print("Yes")
``` | output | 1 | 78,210 | 8 | 156,421 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,211 | 8 | 156,422 |
"Correct Solution:
```
# AOJ 1052: Old Bridges
# Python3 2018.7.7 bal4u
while True:
n = int(input())
if n == 0: break
tbl = [list(map(int, input().split())) for i in range(n)]
tbl.sort(key=lambda x:(x[1],x[0]))
s, f = 0, True
for v, w in tbl:
s += v
if s > w:
f = False
break
print("Yes" if f else "No"... | output | 1 | 78,211 | 8 | 156,423 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,212 | 8 | 156,424 |
"Correct Solution:
```
while True:
n = int(input())
if n == 0:
break
bridges = []
for _ in range(n):
t, b = map(int, input().split())
bridges.append((t, b))
bridges.sort(key = lambda x: x[1])
flag = True
sumt = 0
for t, b in bridges:
sumt += t
if ... | output | 1 | 78,212 | 8 | 156,425 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,213 | 8 | 156,426 |
"Correct Solution:
```
while True:
n = int(input())
if n == 0:
break
z = sorted([tuple(map(int, input().split())) for _ in range(n)], key=lambda x: x[1])
total = 0
for a, b in z:
total += a
if total > b:
print("No")
break
else:
print("Yes"... | output | 1 | 78,213 | 8 | 156,427 |
Provide a correct Python 3 solution for this coding contest problem.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he decided to head for there.
Finally he found n islands that ... | instruction | 0 | 78,214 | 8 | 156,428 |
"Correct Solution:
```
from sys import exit
from functools import reduce
from operator import add
def f(): return [int(i) for i in input().split()]
while True:
flag = False
n = int(input())
if not(n):
exit()
islands = []
for i in range(n):
islands.append(f())
islands.sort(key=la... | output | 1 | 78,214 | 8 | 156,429 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he deci... | instruction | 0 | 78,215 | 8 | 156,430 |
Yes | output | 1 | 78,215 | 8 | 156,431 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he deci... | instruction | 0 | 78,216 | 8 | 156,432 |
Yes | output | 1 | 78,216 | 8 | 156,433 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he deci... | instruction | 0 | 78,217 | 8 | 156,434 |
No | output | 1 | 78,217 | 8 | 156,435 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he deci... | instruction | 0 | 78,218 | 8 | 156,436 |
No | output | 1 | 78,218 | 8 | 156,437 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he deci... | instruction | 0 | 78,219 | 8 | 156,438 |
No | output | 1 | 78,219 | 8 | 156,439 |
Evaluate the correctness of the submitted Python 3 solution to the coding contest problem. Provide a "Yes" or "No" response.
Long long ago, there was a thief. Looking for treasures, he was running about all over the world. One day, he heard a rumor that there were islands that had large amount of treasures, so he deci... | instruction | 0 | 78,220 | 8 | 156,440 |
No | output | 1 | 78,220 | 8 | 156,441 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 1 to the number of steps in this stairway. She speaks every number aloud. For example, if she climbs two s... | instruction | 0 | 78,275 | 8 | 156,550 |
Tags: implementation
Correct Solution:
```
"""
Riyad
mriyad94@gmail.com
"""
n = int(input())
arr = list(map(int, input().split()))
ans = 1
ans_arr = list()
for i in range(0, n-1):
if arr[i] >= arr[i + 1]:
ans_arr.append(arr[i])
ans = ans + 1
ans_arr.append(arr[n-1])
print(ans)
print(*ans_arr)
``... | output | 1 | 78,275 | 8 | 156,551 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 1 to the number of steps in this stairway. She speaks every number aloud. For example, if she climbs two s... | instruction | 0 | 78,276 | 8 | 156,552 |
Tags: implementation
Correct Solution:
```
n = int(input())
seq = [x for x in input().split()]
print(seq.count("1"))
ans = []
for i in range(1, n):
if seq[i] == "1":
ans.append(seq[i-1])
ans.append(seq[-1])
print(' '.join(ans))
``` | output | 1 | 78,276 | 8 | 156,553 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 1 to the number of steps in this stairway. She speaks every number aloud. For example, if she climbs two s... | instruction | 0 | 78,277 | 8 | 156,554 |
Tags: implementation
Correct Solution:
```
'''input
5
1 2 1 2 1
'''
n = int(input())
l = [int(i) for i in input().split(" ")] + [0]
ans = 0
m = []
for i in range(n):
if l[i] != l[i + 1] - 1:
ans += 1
m.append(l[i])
print(ans)
print(*m)
``` | output | 1 | 78,277 | 8 | 156,555 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 1 to the number of steps in this stairway. She speaks every number aloud. For example, if she climbs two s... | instruction | 0 | 78,278 | 8 | 156,556 |
Tags: implementation
Correct Solution:
```
n=int(input())
s=list(map(int,input().split()))
l=[]
for i in range(1,n):
if s[i] == 1:
l.append(s[i-1])
l.append(s[-1])
print(s.count(1))
print(*l)
``` | output | 1 | 78,278 | 8 | 156,557 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 1 to the number of steps in this stairway. She speaks every number aloud. For example, if she climbs two s... | instruction | 0 | 78,279 | 8 | 156,558 |
Tags: implementation
Correct Solution:
```
#Codeforce 1005A
num=int(input())
list1=[v for v in input().split()]
stair=1
ans=""
for i in range(num-1):
if list1[i+1]=="1":
stair+=1
ans+=(list1[i]+" ")
else:
pass
ans+=list1[num-1]
print(stair)
print(ans)
``` | output | 1 | 78,279 | 8 | 156,559 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 1 to the number of steps in this stairway. She speaks every number aloud. For example, if she climbs two s... | instruction | 0 | 78,280 | 8 | 156,560 |
Tags: implementation
Correct Solution:
```
def Print(s):
print(len(s))
for i in s:
print(i,end=' ')
n = int(input())
a = list(map(int,input().split()))
s = []
for i in range(1,len(a)):
if a[i] == 1:
s.append(a[i-1])
s.append(a[len(a)-1])
Print(s)
``` | output | 1 | 78,280 | 8 | 156,561 |
Provide tags and a correct Python 3 solution for this coding contest problem.
Little girl Tanya climbs the stairs inside a multi-storey building. Every time Tanya climbs a stairway, she starts counting steps from 1 to the number of steps in this stairway. She speaks every number aloud. For example, if she climbs two s... | instruction | 0 | 78,281 | 8 | 156,562 |
Tags: implementation
Correct Solution:
```
n = int(input())
array = list(map(int, input().split()))
array.append(1)
out = []
em = 0
for e in array:
if e <= em:
out.append(str(em))
em = e
print(len(out))
print(' '.join(out))
``` | output | 1 | 78,281 | 8 | 156,563 |
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