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Submission #7799

# Submission time Handle Problem Language Result Execution time Memory
7799 2014-08-19T10:19:00 Z whiteout 다각형 (GA5_polygon) C++
100 / 100
 0 ms 1672 KB 
#import<iostream>
long long a,b,x;main(){std::cin>>a>>b;a++,a/=2,a--,b/=2;x=b*(b+1)-a*(a+1);if(a==0&&x)x-=2;std::cout<<x;}

Subtask #1
60.0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1672 KB Output is correct
2 Correct 0 ms 1672 KB Output is correct
3 Correct 0 ms 1672 KB Output is correct
4 Correct 0 ms 1672 KB Output is correct
5 Correct 0 ms 1672 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1672 KB Output is correct
2 Correct 0 ms 1672 KB Output is correct
3 Correct 0 ms 1672 KB Output is correct
4 Correct 0 ms 1672 KB Output is correct
5 Correct 0 ms 1672 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 1672 KB Output is correct
2 Correct 0 ms 1672 KB Output is correct
3 Correct 0 ms 1672 KB Output is correct
4 Correct 0 ms 1672 KB Output is correct
5 Correct 0 ms 1672 KB Output is correct