| Task: | Tontti |
| Sender: | Destroy(); |
| Submission time: | 2015-10-10 22:59:29 +0300 |
| Language: | C++ |
| Status: | READY |
| Result: | 100 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 14 |
| #2 | ACCEPTED | 33 |
| #3 | ACCEPTED | 53 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.05 s | 1 | details |
| #2 | ACCEPTED | 0.06 s | 1 | details |
| #3 | ACCEPTED | 0.05 s | 1 | details |
| #4 | ACCEPTED | 0.06 s | 1 | details |
| #5 | ACCEPTED | 0.05 s | 1 | details |
| #6 | ACCEPTED | 0.08 s | 2 | details |
| #7 | ACCEPTED | 0.07 s | 2 | details |
| #8 | ACCEPTED | 0.07 s | 2 | details |
| #9 | ACCEPTED | 0.07 s | 2 | details |
| #10 | ACCEPTED | 0.07 s | 2 | details |
| #11 | ACCEPTED | 0.90 s | 3 | details |
| #12 | ACCEPTED | 0.90 s | 3 | details |
| #13 | ACCEPTED | 0.71 s | 3 | details |
| #14 | ACCEPTED | 0.76 s | 3 | details |
| #15 | ACCEPTED | 0.82 s | 3 | details |
Code
#include <iostream>
#include <string>
#include <algorithm>
using namespace std;
int korkeus, leveys, puut;
int summataulukko[2000][2000];
int vakio;
void readInput(int x, int y);
int lasku(int i, int j, int korkeus, int leveys, int puut);
int summataulukkolaske(int x1, int y1, int x2, int y2);
int binarysearch(int maksimi, int x1, int y1, int x2, int y2);
int main()
{
ios_base::sync_with_stdio(0);
cin >> korkeus >> leveys >> puut;
readInput(leveys, korkeus);
int lkm = 0;
for (int j = 0; j < korkeus; j++)
{
for (int i = 0; i < leveys; i++)
{
lkm = lkm + lasku(i, j, korkeus, leveys, puut);
}
}
cout << lkm;
cin.get();
cin.get();
}
void readInput(int x, int y)
{
for (int j = 0; j < y; j++)
{
for (int i = 0; i < x; i++)
{
char a;
cin >> a;
vakio = 0;
if (a == '*')
{
vakio = 1;
}
if (i == 0 && j == 0)
{
summataulukko[i][j] = vakio;
}
else if (i == 0)
{
summataulukko[i][j] = summataulukko[i][j - 1] + vakio;
}
else if (j == 0)
{
summataulukko[i][j] = summataulukko[i - 1][j] + vakio;
}
else
{
summataulukko[i][j] = summataulukko[i - 1][j] + summataulukko[i][j - 1] + vakio - summataulukko[i - 1][j - 1];
}
}
}
}
int lasku(int i, int j, int korkeus, int leveys, int puut)
{
int maksimi = min(korkeus - j, leveys - i);
int pituus = 0;
//int nykyisetpuut = 0;
//int lasku = 0;
int maxhyppy = 0;
int minhyppy = 0;
bool maxfound = false;
for (int b = maksimi / 2; b >= 1; b /= 2)
{
while (pituus + b < maksimi && summataulukkolaske(i + pituus + b, j + pituus + b, i, j) <= puut) pituus += b;
}
if (summataulukkolaske(i + pituus, j + pituus, i, j) == puut)
{
maxhyppy = pituus;
maxfound = true;
}
//cout << pituus << '\n';
for (int b = maksimi / 2; b >= 1; b /= 2)
{
while (pituus - b >= 0 && summataulukkolaske(i+pituus-b, j+pituus-b, i, j) >= puut) pituus -= b;
}
if (summataulukkolaske(i + pituus, j + pituus, i, j) == puut)
{
minhyppy = pituus;
}
//cout << pituus << '\n';
/*while (nykyisetpuut <= puut && pituus < maksimi)
{
int lkm2 = summataulukkolaske(i + pituus, j + pituus, i, j);
if (lkm2 == puut)
lasku += 1;
nykyisetpuut = lkm2;
pituus++;
}
int x1 = binarysearch(maksimi, i, j, i, j);
int y1 = x1;
int max = x1;
while (summataulukkolaske(x1 + 1, y1 + 1, i, j) == puut)
{
x1 += 1;
y1 += 1;
max += 1;
}
int min = x1;
while (summataulukkolaske(x1 - 1, y1 - 1, i, j) == puut)
{
x1 -= 1;
y1 -= 1;
min -= 1;
}*/
if (maxfound)
return maxhyppy - minhyppy + 1;
else
return 0;
}
int summataulukkolaske(int x1, int y1, int x2, int y2)
{
int i = x2 - 1;
int j = y2 - 1;
int vastaus = 0;
if (i < 0 && j < 0)
{
vastaus = summataulukko[x1][y1];
}
else if (i < 0)
{
vastaus = summataulukko[x1][y1] - summataulukko[x1][j];
}
else if (j < 0)
{
vastaus = summataulukko[x1][y1] - summataulukko[i][y1];
}
else
{
vastaus = summataulukko[x1][y1] - summataulukko[i][y1] - summataulukko[x1][j] + summataulukko[i][j];
}
return vastaus;
}
/*int binarysearch(int maksimi, int x1, int y1, int x2, int y2)
{
int laskutulos = summataulukkolaske(x1, y1, x2, y2);
if (laskutulos == puut)
{
return x1, y1;
}
else
{
if (laskutulos < puut)
{
x1 = x2 + int((maksimi - x1) / 2);
y1 = y2 + int((maksimi - x1) / 2);
}
if (laskutulos > puut)
{
x1 = x2 - int((maksimi - int(x1 / 2)) / 2);
y1 = y2 - int((maksimi - int(y1 / 2)) / 2);
}
binarysearch(maksimi, x1, y1, x2, y2);
}
}*/
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: ACCEPTED
| input |
|---|
| 500 500 1 ................................. |
| correct output |
|---|
| 9552040 |
| user output |
|---|
| 9552040 |
Test 7
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 500 500 5 ................................. |
| correct output |
|---|
| 1536063 |
| user output |
|---|
| 1536063 |
Test 8
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 500 500 25000 **...*...**..*.*..*.**.*..*.*.... |
| correct output |
|---|
| 288 |
| user output |
|---|
| 288 |
Test 9
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 500 500 12500 **.**.*..*...*.**...*.***........ |
| correct output |
|---|
| 786 |
| user output |
|---|
| 786 |
Test 10
Group: 2
Verdict: ACCEPTED
| input |
|---|
| 500 500 5000 .*.*.**..*.*.**.**..*..**...*.... |
| correct output |
|---|
| 1763 |
| user output |
|---|
| 1763 |
Test 11
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 2000 2000 1 ................................. |
| correct output |
|---|
| 489611392 |
| user output |
|---|
| 489611392 |
Test 12
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 2000 2000 5 ................................. |
| correct output |
|---|
| 120725884 |
| user output |
|---|
| 120725884 |
Test 13
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 2000 2000 400000 ..*..**.**.**.*.***...**.*..**... |
| correct output |
|---|
| 1849 |
| user output |
|---|
| 1849 |
Test 14
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 2000 2000 200000 ***.*....*.*..*....**..*..*.*.... |
| correct output |
|---|
| 2665 |
| user output |
|---|
| 2665 |
Test 15
Group: 3
Verdict: ACCEPTED
| input |
|---|
| 2000 2000 80000 **.**...*.***.**....**.*....*.... |
| correct output |
|---|
| 5587 |
| user output |
|---|
| 5587 |
