CSES - Datatähti 2016 alku - Results
Submission details
Task:Tontti
Sender:Ilari
Submission time:2015-09-29 04:20:03 +0300
Language:Python3
Status:READY
Result:14
Feedback
groupverdictscore
#1ACCEPTED14
#20
#30
Test results
testverdicttimegroup
#1ACCEPTED0.09 s1details
#2ACCEPTED0.08 s1details
#3ACCEPTED0.10 s1details
#4ACCEPTED0.10 s1details
#5ACCEPTED0.08 s1details
#6--2details
#7--2details
#8--2details
#9--2details
#10--2details
#11--3details
#12--3details
#13--3details
#14--3details
#15--3details

Code

#!/usr/bin/python3
import math
n, m, x = map(int, input().split())
#print(n,m,x)
a=[]
for i in range(0,n):
	a.append(list(map(int, list(input().replace('.','0').replace('*','1')))))
#a=a.replace('.','0').replace('*','1')

#print(a)


#for i in range(1, limit+1):
#	pass

def countTrees(x,y,size, expand):
	trees=0
	if expand==0:
		for i in range(0,size):
			for j in range(0,size):
				trees+=a[y+i][x+j]
	else:
		for i in range(0,size):
			trees+=a[y+i][x+size-1]
		for i in range(0,size-1):
			trees+=a[y+size-1][x+i]
		#trees-=a[y+size-1][x+size-1]
	return trees

def possibleSquares(x,y,sqrt):
	if n-y<m-x:
		limit=n-y
	else:
		limit=m-x
	return range(sqrt,limit+1)

#print(countTrees(2,0,3))
answer=0
sqrt=int(math.sqrt(x))
for i in range(0, m):
	for j in range(0,n):
		expand = 0
		trees = 0
		for k in possibleSquares(i,j, sqrt):
			trees += countTrees(i,j,k,expand)
			if trees > x:
				break
			elif trees == x:
				answer+=1
				expand=1
			else:
				expand=1
print(answer)


Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
10 10 1
......*...
.......*..
*..*....*.
*....*....
...

correct output
94

user output
94

Test 2

Group: 1

Verdict: ACCEPTED

input
10 10 5
**********
**********
**********
**********
...

correct output
0

user output
0

Test 3

Group: 1

Verdict: ACCEPTED

input
10 10 10
**...*...*
*..*.**.*.
...**.*..*
*...**.*..
...

correct output
4

user output
4

Test 4

Group: 1

Verdict: ACCEPTED

input
10 10 5
****......
*.*.**..**
....*.*..*
...*.***..
...

correct output
16

user output
16

Test 5

Group: 1

Verdict: ACCEPTED

input
10 10 2
**.***..*.
...*.*....
.***.*...*
***.***..*
...

correct output
30

user output
30

Test 6

Group: 2

Verdict:

input
500 500 1
.................................

correct output
9552040

user output
(empty)

Test 7

Group: 2

Verdict:

input
500 500 5
.................................

correct output
1536063

user output
(empty)

Test 8

Group: 2

Verdict:

input
500 500 25000
**...*...**..*.*..*.**.*..*.*....

correct output
288

user output
(empty)

Test 9

Group: 2

Verdict:

input
500 500 12500
**.**.*..*...*.**...*.***........

correct output
786

user output
(empty)

Test 10

Group: 2

Verdict:

input
500 500 5000
.*.*.**..*.*.**.**..*..**...*....

correct output
1763

user output
(empty)

Test 11

Group: 3

Verdict:

input
2000 2000 1
.................................

correct output
489611392

user output
(empty)

Test 12

Group: 3

Verdict:

input
2000 2000 5
.................................

correct output
120725884

user output
(empty)

Test 13

Group: 3

Verdict:

input
2000 2000 400000
..*..**.**.**.*.***...**.*..**...

correct output
1849

user output
(empty)

Test 14

Group: 3

Verdict:

input
2000 2000 200000
***.*....*.*..*....**..*..*.*....

correct output
2665

user output
(empty)

Test 15

Group: 3

Verdict:

input
2000 2000 80000
**.**...*.***.**....**.*....*....

correct output
5587

user output
(empty)