#include <bits/stdc++.h>
using namespace std;
#define ll long long
int main(){
int n; ll a, b; cin >> n >> a >> b;
ll p = a / __gcd(a, b + 1) * b; map<ll, int> d;
for (int i = 0; i < n; i++){
ll l, r; cin >> l >> r;
if (r - l + 1 >= p){ d[0]++, d[p]--; continue; }
l %= p; r %= p;
if (l <= r) d[l]++, d[r + 1]--;
else d[0]++, d[r + 1]--, d[l]++, d[p]--;
}
ll cnt = 0, pre, ans = 0;
for (auto &val : d){
if (cnt) ans += val.first - pre;
cnt += val.second; pre = val.first;
}
cout<<ans<<endl;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
17 ms |
1296 KB |
Output is correct |
3 |
Correct |
17 ms |
1216 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
296 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
292 KB |
Output is correct |
10 |
Correct |
1 ms |
292 KB |
Output is correct |
11 |
Correct |
0 ms |
296 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
1 ms |
204 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
17 ms |
1244 KB |
Output is correct |
17 |
Correct |
177 ms |
10220 KB |
Output is correct |
18 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
0 ms |
204 KB |
Output is correct |
3 |
Correct |
1 ms |
204 KB |
Output is correct |
4 |
Correct |
0 ms |
220 KB |
Output is correct |
5 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
296 KB |
Output is correct |
2 |
Correct |
2 ms |
332 KB |
Output is correct |
3 |
Correct |
2 ms |
312 KB |
Output is correct |
4 |
Correct |
2 ms |
332 KB |
Output is correct |
5 |
Correct |
1063 ms |
25392 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1804 ms |
100052 KB |
Output is correct |
3 |
Correct |
1831 ms |
100096 KB |
Output is correct |
4 |
Correct |
2041 ms |
99972 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1804 ms |
100052 KB |
Output is correct |
3 |
Correct |
1831 ms |
100096 KB |
Output is correct |
4 |
Correct |
2041 ms |
99972 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
2130 ms |
100152 KB |
Output is correct |
7 |
Correct |
1836 ms |
100072 KB |
Output is correct |
8 |
Correct |
1847 ms |
100040 KB |
Output is correct |
9 |
Correct |
1915 ms |
100028 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
1804 ms |
100052 KB |
Output is correct |
3 |
Correct |
1831 ms |
100096 KB |
Output is correct |
4 |
Correct |
2041 ms |
99972 KB |
Output is correct |
5 |
Correct |
1 ms |
204 KB |
Output is correct |
6 |
Correct |
199 ms |
10276 KB |
Output is correct |
7 |
Correct |
171 ms |
10180 KB |
Output is correct |
8 |
Correct |
180 ms |
10152 KB |
Output is correct |
9 |
Correct |
216 ms |
10260 KB |
Output is correct |
10 |
Correct |
170 ms |
10268 KB |
Output is correct |
11 |
Correct |
170 ms |
10276 KB |
Output is correct |
12 |
Correct |
172 ms |
10168 KB |
Output is correct |
13 |
Correct |
185 ms |
10252 KB |
Output is correct |
14 |
Correct |
172 ms |
10240 KB |
Output is correct |
15 |
Correct |
181 ms |
10148 KB |
Output is correct |
16 |
Correct |
182 ms |
10176 KB |
Output is correct |
17 |
Correct |
184 ms |
10388 KB |
Output is correct |
18 |
Correct |
1938 ms |
100084 KB |
Output is correct |
19 |
Correct |
2066 ms |
100108 KB |
Output is correct |
20 |
Correct |
1925 ms |
100204 KB |
Output is correct |
21 |
Correct |
175 ms |
10148 KB |
Output is correct |
22 |
Correct |
180 ms |
10212 KB |
Output is correct |
23 |
Correct |
491 ms |
12812 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
180 ms |
10212 KB |
Output is correct |
3 |
Correct |
182 ms |
10240 KB |
Output is correct |
4 |
Correct |
1942 ms |
100124 KB |
Output is correct |
5 |
Correct |
181 ms |
10196 KB |
Output is correct |
6 |
Correct |
181 ms |
10244 KB |
Output is correct |
7 |
Correct |
221 ms |
10308 KB |
Output is correct |
8 |
Correct |
181 ms |
10176 KB |
Output is correct |
9 |
Correct |
181 ms |
10224 KB |
Output is correct |
10 |
Correct |
177 ms |
10272 KB |
Output is correct |
11 |
Correct |
175 ms |
10180 KB |
Output is correct |
12 |
Correct |
177 ms |
10244 KB |
Output is correct |
13 |
Correct |
182 ms |
10196 KB |
Output is correct |
14 |
Correct |
1936 ms |
100176 KB |
Output is correct |
15 |
Correct |
200 ms |
10200 KB |
Output is correct |
16 |
Correct |
1933 ms |
100104 KB |
Output is correct |
17 |
Correct |
1843 ms |
100140 KB |
Output is correct |
18 |
Incorrect |
0 ms |
204 KB |
Output isn't correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
204 KB |
Output is correct |
2 |
Correct |
17 ms |
1296 KB |
Output is correct |
3 |
Correct |
17 ms |
1216 KB |
Output is correct |
4 |
Correct |
0 ms |
204 KB |
Output is correct |
5 |
Correct |
0 ms |
296 KB |
Output is correct |
6 |
Correct |
0 ms |
204 KB |
Output is correct |
7 |
Correct |
1 ms |
204 KB |
Output is correct |
8 |
Correct |
1 ms |
204 KB |
Output is correct |
9 |
Correct |
1 ms |
292 KB |
Output is correct |
10 |
Correct |
1 ms |
292 KB |
Output is correct |
11 |
Correct |
0 ms |
296 KB |
Output is correct |
12 |
Correct |
1 ms |
204 KB |
Output is correct |
13 |
Correct |
1 ms |
204 KB |
Output is correct |
14 |
Correct |
1 ms |
204 KB |
Output is correct |
15 |
Correct |
1 ms |
204 KB |
Output is correct |
16 |
Correct |
17 ms |
1244 KB |
Output is correct |
17 |
Correct |
177 ms |
10220 KB |
Output is correct |
18 |
Incorrect |
1 ms |
204 KB |
Output isn't correct |