QOJ.ac
QOJ
| ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
|---|---|---|---|---|---|---|---|---|---|
| #277925 | #7771. 不是这一道据数构结题 | zdczdc | 30 | 31ms | 4044kb | C++20 | 874b | 2023-12-07 09:21:21 | 2023-12-07 09:21:21 |
Judging History
answer
#include <bits/stdc++.h>
#define ALL(x) begin(x), end(x)
#define All(x, l, r) &x[l], &x[r + 1]
using namespace std;
void file(){
freopen("1.in", "r", stdin);
freopen("1.out", "w", stdout);
}
using ll = long long;
const int nMax = 1e4 + 5;
int n, q;
array<int, nMax> a;
int Sol(int l, int r){
int len = r - l + 1;
vector<int> pre(len), suf(len);
for(int i = 0; i < len; i++) pre[i] = suf[i] = a[i + l];
for(int i = 1; i < len; i++) pre[i] = min(pre[i - 1], pre[i]);
for(int i = len - 2; ~i; i--) suf[i] = max(suf[i + 1], suf[i]);
int c = 1;
for(int i = 0; i + 1 < len; i++) c += (pre[i] >= suf[i + 1]);
return len - c;
}
int main(){
// file();
ios::sync_with_stdio(0), cin.tie(0);
cin >> n >> q;
for(int i = 1; i <= n; i++) cin >> a[i];
while(q--){ int l, r; cin >> l >> r; cout << Sol(l, r) << "\n"; }
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 5
Accepted
time: 1ms
memory: 3576kb
input:
100 100 57 39 73 88 98 3 54 10 63 31 96 22 94 53 99 66 7 90 29 27 91 37 74 4 64 43 86 100 12 58 78 97 75 87 36 51 40 20 48 92 26 72 89 85 46 13 55 80 6 47 41 17 30 25 60 35 93 28 69 16 83 23 1 34 56 45 18 21 38 11 68 71 8 2 84 76 15 33 44 81 77 82 70 24 67 95 61 9 32 49 50 65 19 59 5 42 14 62 52 79 ...
output:
65 91 17 7 11 1 56 21 0 11 48 8 3 13 6 37 11 86 2 53 36 0 45 66 44 21 3 30 41 23 51 53 32 17 34 38 36 8 55 39 15 2 10 3 41 86 46 8 1 35 17 78 14 58 19 57 45 9 67 40 16 78 47 55 12 30 80 7 4 65 37 19 4 35 30 39 42 2 7 18 14 17 39 58 63 49 33 10 8 16 23 66 50 0 41 46 1 23 6 0
result:
ok 100 numbers
Test #2:
score: 0
Wrong Answer
time: 0ms
memory: 3564kb
input:
100 100 2 3 1 3 3 8 1 1 1 3 2 3 2 75 1 44 78 3 3 65 2 1 3 3 90 2 1 1 1 2 2 2 1 2 9 3 24 1 2 1 89 2 2 42 2 66 1 1 19 25 3 2 3 2 3 51 1 1 3 1 3 29 21 2 2 2 1 2 1 3 3 2 84 2 1 11 2 2 3 2 9 1 1 1 1 99 48 1 77 3 9 78 69 1 2 1 1 2 1 2 21 68 41 76 9 76 7 43 30 81 45 84 81 83 23 45 57 91 17 65 72 81 39 91 3...
output:
47 34 67 36 51 36 0 22 34 48 9 52 43 8 63 36 63 36 41 72 14 4 46 14 71 30 65 78 14 78 68 36 9 37 31 6 37 68 17 21 79 38 29 67 67 5 5 69 9 35 13 12 34 31 36 19 37 72 35 24 8 61 54 3 57 44 81 66 38 28 60 20 23 36 23 4 14 1 5 47 3 19 89 56 26 12 17 18 80 12 22 34 64 53 40 59 66 34 11 74
result:
wrong answer 1st numbers differ - expected: '35', found: '47'
Test #3:
score: 5
Accepted
time: 4ms
memory: 3896kb
input:
3000 3000 82 1139 2770 344 363 880 427 2001 207 2969 1309 2063 2349 1817 1869 2724 2380 1887 1377 1422 1732 449 2105 1706 1155 2417 963 308 1996 2788 737 1963 1973 1163 2899 2438 760 1995 1435 1750 1947 2863 1606 1078 493 2922 1478 607 1871 2191 2978 2587 1699 332 1581 2048 68 350 2220 1306 1633 187...
output:
1464 908 1099 255 2577 10 1176 329 1715 2227 627 47 1353 1452 638 2746 1024 833 637 605 989 1107 1132 1186 152 2260 978 992 640 1104 685 2319 1892 162 1156 1113 1682 783 732 2043 477 334 983 889 2090 5 1260 983 615 1049 1375 1505 1820 1158 1168 599 657 295 23 170 2604 1663 1979 1664 1040 1133 156 48...
result:
ok 3000 numbers
Test #4:
score: 5
Accepted
time: 4ms
memory: 3772kb
input:
3000 3000 2120 271 658 684 1092 795 2522 2924 2204 382 709 1351 2977 1639 1190 2472 458 1337 1034 566 2644 664 1224 1410 1820 625 2203 2045 1979 2297 2926 1238 2014 1492 1372 2594 1324 1854 1968 1074 919 2345 1544 1880 626 2505 1742 1427 2892 99 447 1732 2273 2490 1166 2419 2717 1248 2493 1048 2291 ...
output:
1079 884 1832 57 331 105 2422 580 1210 1590 478 1119 2742 1547 1248 58 1400 1046 827 270 459 866 250 1301 1822 280 223 1048 2447 1175 2463 422 803 78 367 846 874 1006 422 991 723 449 343 2532 382 1163 2692 256 25 213 1699 805 43 1079 336 2 3 117 1651 1874 690 741 71 407 2427 784 469 1290 2059 754 10...
result:
ok 3000 numbers
Test #5:
score: 5
Accepted
time: 2ms
memory: 3692kb
input:
3000 3000 2637 1681 2145 1131 33 618 2714 914 2587 2182 1823 1044 1320 2020 568 2 411 902 523 2075 910 459 124 669 1546 2593 1314 312 2736 1408 1578 28 291 1017 421 798 2202 978 597 2246 1349 1486 2756 2464 1912 636 1130 201 648 882 2737 2066 2007 1758 91 2923 49 1288 2254 776 2814 1315 1665 2306 25...
output:
708 479 1013 1843 195 1485 1284 2305 87 1741 2238 306 258 854 1435 2489 1697 871 1639 336 1071 734 374 27 859 1513 1477 236 372 1481 92 779 176 168 959 1533 814 1219 139 1470 574 551 448 109 27 2111 1461 1259 1270 263 10 225 584 1440 1797 1898 177 958 1421 1301 573 507 1610 985 439 1571 651 2452 117...
result:
ok 3000 numbers
Test #6:
score: 0
Wrong Answer
time: 4ms
memory: 3612kb
input:
3000 3000 15 64 32 83 23 22 48 7 68 36 43 75 29 17 37 97 92 42 50 87 73 43 12 48 83 44 1 13 23 96 48 60 99 26 2 104 73 73 64 61 64 49 67 94 89 9 96 102 66 19 95 2 29 78 102 61 77 84 34 92 36 31 44 25 68 47 137 131 75 37 21 173 62 44 36 53 19 165 98 100 95 57 85 32 87 69 118 85 24 35 36 98 47 44 92 2...
output:
472 725 430 451 1180 1816 588 778 630 673 1084 883 2839 521 1190 296 2033 380 1931 1481 514 2140 470 1308 410 1183 358 498 410 927 1264 22 37 1698 295 1740 841 565 2546 218 865 995 709 717 4 2290 266 59 167 667 891 28 1057 2212 658 1220 434 1848 571 2204 897 1432 122 1914 1705 540 13 2155 2565 1390 ...
result:
wrong answer 1st numbers differ - expected: '467', found: '472'
Test #7:
score: 0
Wrong Answer
time: 4ms
memory: 3704kb
input:
3000 3000 96 48 34 1 27 93 76 3 38 26 79 74 25 95 34 37 5 26 54 37 62 22 17 3 53 34 10 132 64 91 53 34 74 92 64 3 103 38 74 40 31 38 63 12 84 84 80 5 88 22 51 66 28 158 16 31 26 53 47 22 66 89 7 65 91 49 62 73 26 54 13 33 28 45 48 90 91 46 37 34 53 69 70 52 62 71 56 190 154 72 25 6 17 196 66 39 80 5...
output:
1498 792 362 125 301 1016 786 345 661 377 1881 534 307 1493 2322 210 1107 1073 1376 900 1245 1846 1701 65 635 184 921 1729 746 732 301 351 1648 49 66 109 1695 1273 1971 911 1356 359 178 158 120 1870 1796 1236 135 368 772 1509 1646 340 222 60 1133 1653 855 1345 469 268 931 257 926 2246 1779 225 103 1...
result:
wrong answer 1st numbers differ - expected: '1486', found: '1498'
Test #8:
score: 0
Wrong Answer
time: 4ms
memory: 3728kb
input:
3000 3000 24 75 55 19 9 74 4 22 81 77 75 46 60 50 19 50 1 41 8 63 4 47 93 24 105 16 28 76 18 96 1 68 46 80 41 83 78 36 88 45 83 54 67 46 94 99 44 61 14 50 143 97 95 78 8 92 36 59 95 26 67 23 26 95 77 92 98 13 63 149 129 61 74 39 38 55 15 90 48 3 37 39 100 77 18 10 19 10 20 77 71 46 65 84 46 7 175 81...
output:
1594 104 35 1438 1148 1148 7 165 189 1887 492 1155 1428 1535 1 1458 295 631 745 666 2339 532 513 55 347 18 985 279 1052 13 50 1106 634 342 536 2113 635 238 105 85 727 734 1234 497 1648 1426 1795 595 212 161 110 2031 683 2407 1480 1988 731 554 1525 266 66 833 755 2615 833 1266 343 1965 2129 317 2161 ...
result:
wrong answer 1st numbers differ - expected: '1585', found: '1594'
Test #9:
score: 5
Accepted
time: 31ms
memory: 3692kb
input:
10000 10000 1225 3839 1022 812 2195 8154 9848 3399 6401 5375 4192 5933 7758 9460 5569 6817 1504 104 7537 509 3830 3790 686 416 5452 4214 2651 2825 5881 4373 2118 8244 8803 5866 1737 5206 3037 4862 5976 2871 9541 6867 2024 8451 7815 1083 5523 8874 1745 828 8022 5706 3404 651 4212 8126 2555 6660 5481 ...
output:
2317 3599 3097 8537 195 960 801 3058 2037 2027 1541 2197 2833 771 5561 4431 1301 2065 256 3479 6754 2226 3446 82 8993 3657 6011 6246 598 6585 3467 5990 790 2676 4614 3817 6507 5410 5632 3388 8482 3403 4104 760 3379 2558 1639 451 3111 2318 6118 1229 6212 120 325 1895 2079 761 1645 961 6468 4078 543 2...
result:
ok 10000 numbers
Test #10:
score: 5
Accepted
time: 27ms
memory: 3800kb
input:
10000 10000 4293 5943 4058 5440 7413 5250 1171 9947 4399 9939 5300 6419 5446 2275 8834 6841 1566 3814 2298 5294 8131 603 2736 4135 946 7071 3233 6196 6458 5162 8229 3087 227 828 7544 3423 7594 4496 8790 4052 8704 3088 7330 7269 5010 9400 9399 3819 302 4258 2985 3323 6455 5755 7489 321 501 3299 2026 ...
output:
2271 2653 444 7140 3433 89 4845 1492 1887 8437 6861 8573 4645 793 3692 252 3903 1326 240 5380 5856 7998 869 935 3332 9302 3509 5279 2656 4559 249 3229 182 7170 7702 2816 2146 343 6988 2396 4375 5391 3239 3598 5485 4816 1364 1058 2125 2865 1456 1488 1427 2608 1075 5964 2398 3960 3400 39 210 866 2766 ...
result:
ok 10000 numbers
Test #11:
score: 0
Wrong Answer
time: 31ms
memory: 3848kb
input:
10000 10000 7 178 96 109 117 3 170 302 209 84 248 310 97 70 222 255 276 127 233 219 109 282 8 182 20 128 75 158 39 214 102 260 13 80 276 221 271 319 129 110 72 89 254 45 34 322 310 299 305 32 93 224 5 261 126 140 311 81 100 72 328 312 42 16 231 146 72 238 178 178 179 226 314 152 167 202 295 258 15 2...
output:
3549 3501 6396 272 975 2124 807 3977 2813 8 253 1435 9085 2847 5804 4734 5149 4198 1826 2037 406 5462 6152 2820 4773 3135 23 2013 97 831 4175 4463 312 3883 9021 7847 2114 1775 8010 654 3286 1358 8594 1744 4760 5981 138 5255 3425 866 6281 848 1853 8048 1750 1706 1455 3931 4344 978 1344 3149 4978 4563...
result:
wrong answer 1st numbers differ - expected: '3540', found: '3549'
Test #12:
score: 0
Wrong Answer
time: 31ms
memory: 4044kb
input:
10000 10000 3 31 195 326 322 174 300 177 87 56 74 14 39 240 134 249 176 187 87 118 177 304 269 44 128 328 112 121 96 93 140 163 209 271 29 296 232 309 228 183 238 100 66 118 204 90 156 45 204 126 232 68 318 327 5 3 153 331 180 62 308 172 175 142 88 318 236 75 276 251 67 218 28 118 141 257 65 151 183...
output:
1100 1591 3520 1034 6220 8341 2867 5748 1103 2350 645 2490 470 1128 3824 6102 623 2979 3770 394 3687 3754 4712 6432 4535 8149 6128 421 1503 1258 1168 5109 401 4427 1600 6353 4464 3986 4626 5334 3848 1103 186 4354 9176 1903 9196 209 516 2411 2286 9335 2473 3213 1902 2262 5606 1256 1525 560 7414 2506 ...
result:
wrong answer 1st numbers differ - expected: '1097', found: '1100'
Test #13:
score: 0
Runtime Error
input:
200000 200000 120536 165588 195015 67563 60504 93355 188680 98879 30412 35909 162690 193085 79065 58869 51576 146413 166618 182838 56146 110147 142857 111033 186246 180779 63081 24777 52683 191278 98735 11504 115999 116939 157422 109468 175004 10755 112531 71163 35398 71262 141229 231 123311 168965 ...
output:
result:
Test #14:
score: 0
Runtime Error
input:
200000 200000 5203 2776 2051 83 5255 4479 6328 3395 5764 3079 4020 4235 31 62 2282 1983 4052 5141 6514 108 45 84 2874 2225 5833 2277 5069 777 3458 4312 6577 1083 18 6003 4773 1935 2908 91 843 5317 6643 103 5581 113 6234 3738 144 3953 1234 396 4543 3518 5508 1833 1674 1446 1134 6455 4343 558 658 3664...
output:
result:
Test #15:
score: 0
Runtime Error
input:
200000 200000 5102 3159 748 5427 621 5896 499 5528 1847 6008 961 3084 1541 3370 3477 6551 3122 34 60 5045 1000 2091 119 35 345 92 47 6200 2305 611 27 20 4462 37 1192 108 5020 6490 5834 2997 6615 4662 102 4466 3073 634 2393 278 6122 6451 4679 4161 2316 2074 4859 782 3340 3997 6350 6659 4747 2199 5225...
output:
result:
Test #16:
score: 0
Runtime Error
input:
200000 200000 5620 4596 1787 1569 11 3679 57 5561 1635 5384 5280 71 127 4084 4074 4 3533 4939 5115 96 336 75 3997 951 133 6410 4574 3466 3102 534 6321 107 2300 2531 5426 73 20 12 101 607 10 4424 5847 134 6212 862 855 5070 77 91 2010 4014 4678 4050 3695 3451 2790 4235 2235 5998 6354 5149 4794 4789 40...
output:
result:
Test #17:
score: 0
Runtime Error
input:
1000000 1000000 87382 651796 951220 648926 497665 375383 228684 303780 166986 89826 91242 258504 374341 653338 160191 648153 603954 860894 376629 474180 967487 270337 3022 832849 628198 269953 992793 314447 701562 440916 559722 134912 67124 636002 748016 771119 200861 655997 618755 558 882633 709234...
output:
result:
Test #18:
score: 0
Runtime Error
input:
1000000 1000000 3228 19 1838 21 15231 54 27226 18805 16744 57 25133 23568 27304 24323 9187 89 14287 13412 20542 21860 23602 65 1 32705 27 20439 19966 70 7865 13967 127 30379 34 95 12820 8224 14188 32692 93 29481 28113 14591 119 7443 2802 6678 51 6838 88 74 7855 95 775 11917 104 18776 34 22985 32134 ...
output:
result:
Test #19:
score: 0
Runtime Error
input:
1000000 1000000 13910 7760 24228 1793 79 14626 44 10663 25005 56 4240 15833 3609 19816 13269 28175 8807 67 1480 27123 69 12868 11829 3 18390 5510 58 28157 26708 17269 10176 14025 41 7746 12814 9220 24534 115 12446 51 6256 21293 28779 6845 31048 19928 19877 13972 13317 7203 9974 13131 133 13 5348 166...
output:
result:
Test #20:
score: 0
Runtime Error
input:
1000000 1000000 15899 2139 32955 19636 21943 29782 28207 9095 20266 68 15471 14533 17782 21804 31540 21751 19168 15466 19302 34 24617 3544 66 31466 31516 3341 30147 6947 26716 135 11544 50 30167 5 11 7820 149 5146 32617 20175 23019 23260 8830 16538 88 2357 22200 21845 2144 12436 104 31 24930 10455 1...