QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#428265 | #8775. MountainCraft | ucup-team3564# | AC ✓ | 512ms | 99380kb | C++20 | 2.3kb | 2024-06-01 18:13:09 | 2024-06-01 18:13:10 |
Judging History
answer
// MagicDark
#include <bits/stdc++.h>
#define debug cerr << "\033[32m[" << __LINE__ << "]\033[0m "
#define SZ(x) ((int) x.size() - 1)
#define all(x) x.begin(), x.end()
#define ms(x, y) memset(x, y, sizeof x)
#define F(i, x, y) for (int i = (x); i <= (y); i++)
#define DF(i, x, y) for (int i = (x); i >= (y); i--)
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
template <typename T> T& chkmax(T& x, T y) {return x = max(x, y);}
template <typename T> T& chkmin(T& x, T y) {return x = min(x, y);}
template <typename T> T& read(T &x) {
x = 0; int f = 1; char c = getchar();
for (; !isdigit(c); c = getchar()) if (c == '-') f = -f;
for (; isdigit(c); c = getchar()) x = (x << 1) + (x << 3) + (c ^ 48);
return x *= f;
}
const int N = 2e5 + 10, M = N * 35;
const double sq2 = sqrt(2);
int q, w, rt, ls[M], rs[M], tot, len[M], tag[M];
map <int, set <int>> mp;
// struct Info {
// int lmx, rmx;
// double ans;
// } info[M];
int info[M];
// void pushup(int num) {
// info[num].lmx = max(info[ls[num]].lmx, info[rs[num]].lmx - len[ls[num]]);
// info[num].rmx = max(info[rs[num]].rmx, info[ls[num]].rmx - len[rs[num]]);
// if (info[ls[num]].rmx > info[rs[num]].lmx) {
// info[num] = info[ls[num]].ans +
// } else {
// info[num] = info[ls[num]].ans +
// }
// if (info[ls[num]])
// }
// double
void pushup(int num, int l, int r) {
if (tag[num]) info[num] = r - l + 1;
else info[num] = info[ls[num]] + info[rs[num]];
}
void ins(int& num, int l, int r, int L, int R, int x) {
if (!num) num = ++tot, len[num] = r - l + 1;
if (L <= l && r <= R) {
tag[num] += x;
pushup(num, l, r);
// if (!tag[num])
// if (mp[l].empty()) info[num].lmx = info[num].rmx = 0;
return;
}
int mid = (l + r) >> 1;
if (mid >= L) ins(ls[num], l, mid, L, R, x);
if (mid < R) ins(rs[num], mid + 1, r, L, R, x);
pushup(num, l, r);
}
signed main() {
read(q), read(w);
F(i, 1, q) {
int x, y; read(x), read(y);
// debug << max(0, x - y) << " " << min(w - 1, x + y - 1) << endl;
if (mp[x].count(y)) mp[x].erase(y), ins(rt, 0, w - 1, max(0, x - y), min(w - 1, x + y - 1), - 1);
else mp[x].insert(y), ins(rt, 0, w - 1, max(0, x - y), min(w - 1, x + y - 1), 1);
cout << fixed << setprecision(6) << info[rt] * sq2 << '\n';
// ins(1, 1, w, x);
}
return 0;
}
/* why?
*/
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5844kb
input:
3 10 3 2 7 3 9 6
output:
5.656854 12.727922 12.727922
result:
ok 3 numbers
Test #2:
score: 0
Accepted
time: 0ms
memory: 5984kb
input:
5 100 31 41 59 26 31 41 59 26 31 41
output:
101.823376 120.208153 73.539105 0.000000 101.823376
result:
ok 5 numbers
Test #3:
score: 0
Accepted
time: 0ms
memory: 5984kb
input:
100 10 6 4 2 3 7 6 5 5 3 6 7 5 5 8 10 4 9 8 0 9 9 10 9 3 2 3 10 10 8 4 10 9 0 1 1 7 0 2 3 4 10 3 3 10 7 4 7 5 1 4 0 7 1 9 5 6 8 8 7 4 8 1 3 9 2 1 5 5 2 1 10 9 8 4 0 9 10 7 4 1 9 10 8 6 5 4 1 4 0 9 9 3 4 8 5 10 7 2 8 10 7 10 3 4 2 2 8 5 0 9 5 3 1 4 6 4 0 3 8 1 1 6 3 8 8 4 6 5 10 2 2 2 8 4 6 1 2 4 6 4...
output:
11.313708 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 ...
result:
ok 100 numbers
Test #4:
score: 0
Accepted
time: 1ms
memory: 5984kb
input:
1000 100 95 8 54 8 64 96 47 34 77 47 99 91 45 70 8 6 64 84 48 42 53 14 73 66 38 27 6 52 19 75 33 39 6 24 37 80 27 45 96 48 55 95 67 1 23 78 40 4 76 7 77 22 4 47 41 31 60 54 96 37 79 52 63 40 7 92 17 7 74 12 93 16 87 5 67 43 60 29 71 58 52 41 53 84 38 2 46 87 13 54 54 14 16 93 57 7 91 98 31 23 70 3 9...
output:
18.384776 41.012193 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.4...
result:
ok 1000 numbers
Test #5:
score: 0
Accepted
time: 2ms
memory: 6060kb
input:
1000 1000 942 407 513 739 329 437 605 318 847 416 128 543 588 237 903 365 703 556 313 928 621 344 974 444 780 265 993 889 103 427 94 977 897 586 566 326 785 938 224 952 150 441 716 802 729 584 954 347 640 4 91 633 738 970 823 253 158 890 115 734 327 391 554 258 373 67 396 995 788 73 609 703 627 801 ...
output:
657.609307 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1414.213562 1...
result:
ok 1000 numbers
Test #6:
score: 0
Accepted
time: 81ms
memory: 5984kb
input:
200000 10 6 4 4 9 7 9 6 2 0 7 6 7 4 8 10 5 7 8 5 4 3 6 5 9 0 9 7 3 8 2 8 6 5 9 5 10 4 9 0 3 10 5 3 9 7 2 2 3 9 7 5 6 1 7 0 4 9 6 4 7 3 8 6 4 2 7 0 6 8 3 6 2 8 10 1 6 0 4 6 1 3 3 5 8 9 7 8 7 1 10 6 2 1 8 8 6 6 1 6 3 0 6 6 1 5 6 1 1 6 4 7 9 3 5 10 6 2 8 6 7 7 3 6 8 8 5 9 7 4 5 6 4 5 10 8 6 8 5 4 6 4 6...
output:
11.313708 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 14.142136 ...
result:
ok 200000 numbers
Test #7:
score: 0
Accepted
time: 123ms
memory: 6280kb
input:
200000 100 96 9 26 82 73 33 12 92 13 77 87 2 23 79 41 91 75 28 6 45 42 81 27 51 7 64 80 90 27 65 77 72 54 60 79 8 10 61 46 15 65 16 75 95 65 4 89 38 42 74 96 63 48 87 39 78 2 59 36 48 36 66 12 75 44 45 80 86 79 99 26 30 29 54 39 44 7 27 99 23 41 76 23 71 76 51 90 76 59 22 45 70 73 98 24 94 70 54 76 ...
output:
18.384776 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141.421356 141....
result:
ok 200000 numbers
Test #8:
score: 0
Accepted
time: 198ms
memory: 16576kb
input:
200000 10000 8596 2507 1107 4452 8591 3460 3584 2911 8817 9663 1604 2760 6281 8431 5271 4811 2193 1874 5329 3970 2679 8672 8426 8447 117 4849 3471 6286 177 4806 9726 7217 6743 3882 573 4295 5291 7358 1356 6269 7882 8426 8750 985 5365 8276 7420 6372 8234 6329 7723 9014 3369 1097 7140 8329 3475 447 37...
output:
5530.989242 13392.602436 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14142.135624 14...
result:
ok 200000 numbers
Test #9:
score: 0
Accepted
time: 512ms
memory: 99380kb
input:
200000 1000000000 979065421 937279323 384811311 879649222 673927841 883688174 47686221 518846247 805783947 475892423 94359891 104324315 116498230 496486640 155617000 261326127 423462080 949904263 758478482 824824842 594993542 173897699 495194886 158960628 409812195 339201236 958417812 891558399 7055...
output:
1355119095.862844 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.3...
result:
ok 200000 numbers
Test #10:
score: 0
Accepted
time: 1ms
memory: 5984kb
input:
3 100 82 61 46 1 82 61
output:
111.722871 111.722871 2.828427
result:
ok 3 numbers
Test #11:
score: 0
Accepted
time: 180ms
memory: 38672kb
input:
200000 200005 199999 1 199998 2 199997 3 199996 4 199995 5 199994 6 199993 7 199992 8 199991 9 199990 10 199989 11 199988 12 199987 13 199986 14 199985 15 199984 16 199983 17 199982 18 199981 19 199980 20 199979 21 199978 22 199977 23 199976 24 199975 25 199974 26 199973 27 199972 28 199971 29 19997...
output:
2.828427 5.656854 8.485281 11.313708 14.142136 16.970563 19.798990 22.627417 25.455844 28.284271 31.112698 33.941125 36.769553 39.597980 42.426407 45.254834 48.083261 50.911688 53.740115 56.568542 59.396970 62.225397 65.053824 67.882251 70.710678 73.539105 76.367532 79.195959 82.024387 84.852814 87....
result:
ok 200000 numbers
Test #12:
score: 0
Accepted
time: 197ms
memory: 38232kb
input:
200000 200005 0 200000 1 199999 2 199998 3 199997 4 199996 5 199995 6 199994 7 199993 8 199992 9 199991 10 199990 11 199989 12 199988 13 199987 14 199986 15 199985 16 199984 17 199983 18 199982 19 199981 20 199980 21 199979 22 199978 23 199977 24 199976 25 199975 26 199974 27 199973 28 199972 29 199...
output:
282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842...
result:
ok 200000 numbers
Test #13:
score: 0
Accepted
time: 334ms
memory: 38224kb
input:
200000 200005 188054 11946 25503 174497 5164 194836 199742 258 65650 134350 93448 106552 165510 34490 33001 166999 54081 145919 123066 76934 50244 149756 46561 153439 66523 133477 8593 191407 173633 26367 105494 94506 198495 1505 75564 124436 83182 116818 123337 76663 186899 13101 110487 89513 10858...
output:
33788.390432 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842.712475 282842....
result:
ok 200000 numbers
Test #14:
score: 0
Accepted
time: 170ms
memory: 37748kb
input:
200000 200005 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 5...
output:
2.828427 5.656854 8.485281 11.313708 14.142136 16.970563 19.798990 22.627417 25.455844 28.284271 31.112698 33.941125 36.769553 39.597980 42.426407 45.254834 48.083261 50.911688 53.740115 56.568542 59.396970 62.225397 65.053824 67.882251 70.710678 73.539105 76.367532 79.195959 82.024387 84.852814 87....
result:
ok 200000 numbers
Test #15:
score: 0
Accepted
time: 159ms
memory: 37908kb
input:
200000 200005 200000 200000 199999 199999 199998 199998 199997 199997 199996 199996 199995 199995 199994 199994 199993 199993 199992 199992 199991 199991 199990 199990 199989 199989 199988 199988 199987 199987 199986 199986 199985 199985 199984 199984 199983 199983 199982 199982 199981 199981 199980...
output:
282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849...
result:
ok 200000 numbers
Test #16:
score: 0
Accepted
time: 288ms
memory: 37736kb
input:
200000 200005 99686 99686 193692 193692 142065 142065 56279 56279 120521 120521 147618 147618 148660 148660 1328 1328 69007 69007 5297 5297 136306 136306 136195 136195 101372 101372 66966 66966 110843 110843 170697 170697 23097 23097 146157 146157 118098 118098 11530 11530 42300 42300 74535 74535 17...
output:
281954.586357 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849.783542 282849...
result:
ok 200000 numbers
Test #17:
score: 0
Accepted
time: 131ms
memory: 5936kb
input:
200000 1000000000 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 227478108 704821317 22...
output:
1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 1318470491.027638 0.000000 131...
result:
ok 200000 numbers
Test #18:
score: 0
Accepted
time: 172ms
memory: 5984kb
input:
200000 1000000000 517510913 200230004 39507125 601409920 30526823 972694998 176712 534697072 789676092 648567171 967127462 822743807 176712 534697072 176712 534697072 117560602 867751869 967127462 822743807 227002346 310628813 789676092 648567171 800983841 618498638 39507125 601409920 517510913 2002...
output:
566335974.501638 1015038939.091502 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.37...
result:
ok 200000 numbers
Test #19:
score: 0
Accepted
time: 176ms
memory: 6040kb
input:
200000 1000000000 351451808 649636951 49985291 500589827 661773922 164694264 186065541 226295124 497991267 744030929 574182692 439989249 853617452 979655888 308109763 216029731 66584658 40643821 855305206 820425533 740812379 441059394 151159173 495945962 214589103 777995590 957581330 407536966 88513...
output:
1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.373095 1414213562.3...
result:
ok 200000 numbers
Test #20:
score: 0
Accepted
time: 185ms
memory: 5976kb
input:
200000 1000000000 821475126 617812186 464369722 134670005 821475126 617812186 464369722 134670005 464369722 134670005 821475126 617812186 464369722 134670005 464369722 134670005 464369722 134670005 464369722 134670005 821475126 617812186 464369722 134670005 464369722 134670005 464369722 134670005 46...
output:
1126190670.472317 1126190670.472317 380904295.031705 0.000000 380904295.031705 1126190670.472317 1126190670.472317 1126190670.472317 1126190670.472317 1126190670.472317 380904295.031705 0.000000 380904295.031705 0.000000 380904295.031705 1126190670.472317 380904295.031705 0.000000 380904295.031705 0...
result:
ok 200000 numbers
Test #21:
score: 0
Accepted
time: 81ms
memory: 6032kb
input:
200000 11 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 10 1 8 1 10 10 3 1 1 2 9 10 1 4 5 1 1 5 1 6 7 7 2 1 4 1 5 3 7 9 6 4 3 7 6 1 1 8 2 5 2 9 10 9 6 10 9 8 1 2 7 3 6 6 6 6 7 5 1 9 7 9 3 5 9 5 3 3 6 8 10 9 7 5 5 1 2 1 3 2 5 5 8 1 4 9 9 8 1 3 4 8 8 9 2 10 1 4 7 3 4 1 1 2 1 2 5 1 5 4 1 3 2 1 6 2 6 8 5 9 10 7 5...
output:
2.828427 4.242641 5.656854 7.071068 8.485281 9.899495 11.313708 12.727922 14.142136 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556349 15.556...
result:
ok 200000 numbers
Test #22:
score: 0
Accepted
time: 59ms
memory: 5788kb
input:
200000 4 1 1 2 1 3 1 1 1 3 2 3 3 2 1 3 3 2 1 2 2 2 2 3 1 2 2 3 3 1 2 2 3 1 2 2 1 2 2 1 2 3 1 2 2 2 1 2 1 3 3 2 2 1 2 1 3 2 1 3 3 2 3 3 1 2 1 1 2 1 3 3 1 2 3 2 1 1 2 3 3 1 3 3 3 2 3 2 3 2 1 3 1 3 3 1 2 2 1 2 1 1 1 1 3 1 1 1 1 2 3 2 2 1 2 1 1 1 3 1 1 1 2 1 1 2 3 1 1 2 2 2 2 2 1 2 1 3 2 1 1 3 1 1 2 1 1...
output:
2.828427 4.242641 5.656854 4.242641 4.242641 5.656854 5.656854 4.242641 4.242641 5.656854 4.242641 4.242641 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.656854 5.6...
result:
ok 200000 numbers
Test #23:
score: 0
Accepted
time: 101ms
memory: 5988kb
input:
200000 51 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 1 9 1 10 1 11 1 12 1 13 1 14 1 15 1 16 1 17 1 18 1 19 1 20 1 21 1 22 1 23 1 24 1 25 1 26 1 27 1 28 1 29 1 30 1 31 1 32 1 33 1 34 1 35 1 36 1 37 1 38 1 39 1 40 1 41 1 42 1 43 1 44 1 45 1 46 1 47 1 48 1 49 1 50 1 2 47 25 41 44 8 35 38 37 24 42 32 40 48 19 4 26 4...
output:
2.828427 4.242641 5.656854 7.071068 8.485281 9.899495 11.313708 12.727922 14.142136 15.556349 16.970563 18.384776 19.798990 21.213203 22.627417 24.041631 25.455844 26.870058 28.284271 29.698485 31.112698 32.526912 33.941125 35.355339 36.769553 38.183766 39.597980 41.012193 42.426407 43.840620 45.254...
result:
ok 200000 numbers