Task: | Tontti |
Sender: | |
Submission time: | 2015-10-10 18:26:05 +0300 |
Language: | C++ |
Status: | READY |
Result: | 47 |
group | verdict | score |
---|---|---|
#1 | ACCEPTED | 14 |
#2 | ACCEPTED | 33 |
#3 | TIME LIMIT EXCEEDED | 0 |
test | verdict | time | group | |
---|---|---|---|---|
#1 | ACCEPTED | 0.05 s | 1 | details |
#2 | ACCEPTED | 0.05 s | 1 | details |
#3 | ACCEPTED | 0.06 s | 1 | details |
#4 | ACCEPTED | 0.05 s | 1 | details |
#5 | ACCEPTED | 0.01 s | 1 | details |
#6 | ACCEPTED | 0.22 s | 2 | details |
#7 | ACCEPTED | 0.19 s | 2 | details |
#8 | ACCEPTED | 0.28 s | 2 | details |
#9 | ACCEPTED | 0.21 s | 2 | details |
#10 | ACCEPTED | 0.19 s | 2 | details |
#11 | TIME LIMIT EXCEEDED | -- | 3 | details |
#12 | TIME LIMIT EXCEEDED | -- | 3 | details |
#13 | TIME LIMIT EXCEEDED | -- | 3 | details |
#14 | TIME LIMIT EXCEEDED | -- | 3 | details |
#15 | TIME LIMIT EXCEEDED | -- | 3 | details |
Compiler report
input/code.cpp: In function 'int main()': input/code.cpp:21:11: warning: unused variable 'maxz' [-Wunused-variable] int maxz=std::min(i,j); ^
Code
#include <algorithm> #include <iostream> #include <vector> int main(){ int n,m,x;std::cin>>n>>m>>x; std::vector<std::vector<int>>C(n+1,std::vector<int>(m+1)); for(int i=1;i<=n;++i){ for(int j=1;j<=m;++j){ char c;std::cin>>c; C[i][j]=C[i][j-1]+C[i-1][j]-C[i-1][j-1]; C[i][j]+=c=='*'; } } auto trees=[&](int i,int j,int z){ return z>i||z>j?x+1:C[i][j]-C[i][j-z]-C[i-z][j]+C[i-z][j-z]; }; int count=0; for(int i=1;i<=n;++i){ for(int j=1;j<=m;++j){ int maxz=std::min(i,j); int hi=0,lo=0; for(int step=std::min(i,j);step;step/=2){ while(trees(i,j,hi+step)<=x)++hi; while(trees(i,j,lo+step)<x)++lo; } if(trees(i,j,hi)!=x)continue; count+=hi-lo; } } std::cout<<count<<'\n'; }
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: TIME LIMIT EXCEEDED
input |
---|
2000 2000 1 ................................. |
correct output |
---|
489611392 |
user output |
---|
(empty) |
Test 12
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
2000 2000 5 ................................. |
correct output |
---|
120725884 |
user output |
---|
(empty) |
Test 13
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
2000 2000 400000 ..*..**.**.**.*.***...**.*..**... |
correct output |
---|
1849 |
user output |
---|
(empty) |
Test 14
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
2000 2000 200000 ***.*....*.*..*....**..*..*.*.... |
correct output |
---|
2665 |
user output |
---|
(empty) |
Test 15
Group: 3
Verdict: TIME LIMIT EXCEEDED
input |
---|
2000 2000 80000 **.**...*.***.**....**.*....*.... |
correct output |
---|
5587 |
user output |
---|
(empty) |