# |
Submission time |
Handle |
Problem |
Language |
Result |
Execution time |
Memory |
2890 |
2013-08-01T11:20:12 Z |
tncks0121 |
다각형 (GA5_polygon) |
C++ |
|
0 ms |
1088 KB |
#include <cstdio>
long long int sums(int c) {
if(c<2) return 0;
long long int res = c / 2;
res *= (res + 1);
return res-2;
}
int main() {
int a, b;
long long int res;
scanf("%d %d", &a, &b);
res = sums(b) - sums(a-1);
if (a < 2 && b >= 2) {
//res -= 2;
}
printf("%lld\n", res);
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
1088 KB |
Output is correct |
2 |
Correct |
0 ms |
1088 KB |
Output is correct |
3 |
Correct |
0 ms |
1088 KB |
Output is correct |
4 |
Correct |
0 ms |
1088 KB |
Output is correct |
5 |
Correct |
0 ms |
1088 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
1088 KB |
Output is correct |
2 |
Correct |
0 ms |
1088 KB |
Output is correct |
3 |
Correct |
0 ms |
1088 KB |
Output is correct |
4 |
Correct |
0 ms |
1088 KB |
Output is correct |
5 |
Correct |
0 ms |
1088 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
1088 KB |
Output is correct |
2 |
Correct |
0 ms |
1088 KB |
Output is correct |
3 |
Correct |
0 ms |
1088 KB |
Output is correct |
4 |
Correct |
0 ms |
1088 KB |
Output is correct |
5 |
Correct |
0 ms |
1088 KB |
Output is correct |