QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#325500 | #7954. Special Numbers | mateberishvili# | WA | 4ms | 34608kb | C++23 | 3.2kb | 2024-02-11 15:33:27 | 2024-02-11 15:33:28 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int MOD = (int) 1e9 + 7;
int add(int a, int b, int m = MOD) {
return a + b < m ? a + b : a + b - m;
}
int mul(int a, int b, int m = MOD) {
return a * 1ll * b % m;
}
ll k;
string L, R;
int dp[58][36][25][21][2][2];
int new_dp[58][36][25][21][2][2];
int req[4];
int memo[10][4];
int calc(string s, bool count_less) {
while (s.size() < 21) {
s = "0" + s;
}
for (int a = 0; a <= req[0]; a++) {
for (int b = 0; b <= req[1]; b++) {
for (int c = 0; c <= req[2]; c++) {
for (int d = 0; d <= req[3]; d++) {
for (int le = 0; le < 2; le++) {
for (int z = 0; z < 2; z++) {
dp[a][b][c][d][le][z] = 0;
new_dp[a][b][c][d][le][z] = 0;
}
}
}
}
}
}
dp[0][0][0][0][0][1] = 1;
for (int i = 0; i < s.size(); i++) {
int cur_digit = s[i] - '0';
for (int a = 0; a <= req[0]; a++) {
for (int b = 0; b <= req[1]; b++) {
for (int c = 0; c <= req[2]; c++) {
for (int d = 0; d <= req[3]; d++) {
for (int le = 0; le < 2; le++) {
for (int z = 0; z < 2; z++) {
int me = dp[a][b][c][d][le][z];
if (!me) {
continue;
}
for (int x = 0; x <= 9; x++) {
if (le == 0 && x > cur_digit) {
continue;
}
int new_le = le || (x < cur_digit);
int new_a = x == 0 ? (z == 1 ? 0 : req[0]) : min(req[0], a + memo[x][0]);
int new_b = x == 0 ? (z == 1 ? 0 : req[1]) : min(req[1], b + memo[x][1]);
int new_c = x == 0 ? (z == 1 ? 0 : req[2]) : min(req[2], c + memo[x][2]);
int new_d = x == 0 ? (z == 1 ? 0 : req[3]) : min(req[3], d + memo[x][3]);
int new_z = z && (x == 0);
new_dp[new_a][new_b][new_c][new_d][new_le][new_z] = add(new_dp[new_a][new_b][new_c][new_d][new_le][new_z], me);
}
}
}
}
}
}
}
for (int a = 0; a <= req[0]; a++) {
for (int b = 0; b <= req[1]; b++) {
for (int c = 0; c <= req[2]; c++) {
for (int d = 0; d <= req[3]; d++) {
for (int le = 0; le < 2; le++) {
for (int z = 0; z < 2; z++) {
dp[a][b][c][d][le][z] = new_dp[a][b][c][d][le][z];
new_dp[a][b][c][d][le][z] = 0;
}
}
}
}
}
}
}
int ans = 0;
for (int le = (count_less ? 1 : 0); le < 2; le++) {
ans = add(ans, dp[req[0]][req[1]][req[2]][req[3]][le][0]);
}
return ans;
}
int main() {
ios::sync_with_stdio(false);
cin.tie(nullptr);
cin >> k >> L >> R;
int tmp = 0;
for (int p: {2, 3, 5, 7}) {
int cnt = 0;
while (k % p == 0) {
k /= p;
cnt++;
}
req[tmp++] = cnt;
}
for (int i = 0; i < 4; i++) {
memo[0][i] = req[i];
}
for (int i = 1; i <= 9; i++) {
int v = i, p = 0;
for (int k: {2, 3, 5, 7}) {
int cnt = 0;
while (v % k == 0) {
cnt++;
v /= k;
}
memo[i][p++] = cnt;
}
}
if (k > 1) {
cout << "0\n";
return 0;
}
int ans = calc(R, false);
ans = add(ans, MOD - calc(L, true));
cout << ans << '\n';
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 1ms
memory: 5924kb
input:
5 1 20
output:
4
result:
ok single line: '4'
Test #2:
score: 0
Accepted
time: 1ms
memory: 5720kb
input:
5 50 100
output:
19
result:
ok single line: '19'
Test #3:
score: 0
Accepted
time: 1ms
memory: 5636kb
input:
15 11 19
output:
0
result:
ok single line: '0'
Test #4:
score: 0
Accepted
time: 1ms
memory: 5928kb
input:
1 100 100000
output:
99901
result:
ok single line: '99901'
Test #5:
score: 0
Accepted
time: 1ms
memory: 5616kb
input:
1 1 1
output:
1
result:
ok single line: '1'
Test #6:
score: 0
Accepted
time: 1ms
memory: 5592kb
input:
10 800 43021
output:
23570
result:
ok single line: '23570'
Test #7:
score: 0
Accepted
time: 0ms
memory: 34608kb
input:
1125899906842624 1 100000000000000000000
output:
555058180
result:
ok single line: '555058180'
Test #8:
score: 0
Accepted
time: 0ms
memory: 9988kb
input:
187500000 5941554024261918062 17356601866920567143
output:
679191360
result:
ok single line: '679191360'
Test #9:
score: 0
Accepted
time: 1ms
memory: 7744kb
input:
1555848 157165614890794026 49792374427566422833
output:
588832126
result:
ok single line: '588832126'
Test #10:
score: 0
Accepted
time: 0ms
memory: 9996kb
input:
53814924637488000 8378901287491856069 46225409092942057365
output:
964965504
result:
ok single line: '964965504'
Test #11:
score: 0
Accepted
time: 0ms
memory: 9788kb
input:
11814720750000000 8152927138245188051 35351923956338524619
output:
183963359
result:
ok single line: '183963359'
Test #12:
score: 0
Accepted
time: 0ms
memory: 13940kb
input:
6453888000000 4334845344448208535 35982793193772682339
output:
570114022
result:
ok single line: '570114022'
Test #13:
score: 0
Accepted
time: 2ms
memory: 7728kb
input:
90071357282285400 7893548167754114409 27099084703937108974
output:
869822186
result:
ok single line: '869822186'
Test #14:
score: 0
Accepted
time: 3ms
memory: 8044kb
input:
45571065750000 177160749596350425 98884377930460959454
output:
607698665
result:
ok single line: '607698665'
Test #15:
score: 0
Accepted
time: 4ms
memory: 18420kb
input:
1128443962982400 6338876482181492537 40931938533793596007
output:
881168270
result:
ok single line: '881168270'
Test #16:
score: 0
Accepted
time: 1ms
memory: 5856kb
input:
1 1 1
output:
1
result:
ok single line: '1'
Test #17:
score: 0
Accepted
time: 1ms
memory: 5892kb
input:
1412793457031250 2410155470167050095 99063185266833009818
output:
399813226
result:
ok single line: '399813226'
Test #18:
score: 0
Accepted
time: 0ms
memory: 16492kb
input:
67722117120000 8909573534349989418 73129289758235281558
output:
898227227
result:
ok single line: '898227227'
Test #19:
score: 0
Accepted
time: 0ms
memory: 16224kb
input:
472055808000 6809917603531307093 27494416416722163137
output:
379198478
result:
ok single line: '379198478'
Test #20:
score: 0
Accepted
time: 0ms
memory: 14184kb
input:
19353600000 8687492345912514346 24058039408337150852
output:
250715555
result:
ok single line: '250715555'
Test #21:
score: 0
Accepted
time: 0ms
memory: 9840kb
input:
47855420020225440 6150828649270625443 84863934988301168136
output:
665186711
result:
ok single line: '665186711'
Test #22:
score: 0
Accepted
time: 2ms
memory: 14260kb
input:
1382400000 9545797804645162278 70441077437727026904
output:
278230087
result:
ok single line: '278230087'
Test #23:
score: 0
Accepted
time: 2ms
memory: 12092kb
input:
816293376 2952089614708276156 10939708785225040670
output:
120954190
result:
ok single line: '120954190'
Test #24:
score: 0
Accepted
time: 1ms
memory: 7700kb
input:
4185097875 1348426133484952253 56617823359794500344
output:
773995224
result:
ok single line: '773995224'
Test #25:
score: 0
Accepted
time: 0ms
memory: 15956kb
input:
5828945117184 7777082394971366991 63470232991138132969
output:
678496908
result:
ok single line: '678496908'
Test #26:
score: 0
Accepted
time: 3ms
memory: 18056kb
input:
16184770560 3869053219872876321 94590086601168840932
output:
168181821
result:
ok single line: '168181821'
Test #27:
score: 0
Accepted
time: 1ms
memory: 5860kb
input:
2 1 12
output:
6
result:
ok single line: '6'
Test #28:
score: 0
Accepted
time: 1ms
memory: 5640kb
input:
30146484375 290228705524339176 51853415145287716863
output:
229436627
result:
ok single line: '229436627'
Test #29:
score: 0
Accepted
time: 0ms
memory: 22096kb
input:
2072513819443200 3726664558969607832 42501102605103061370
output:
947952932
result:
ok single line: '947952932'
Test #30:
score: 0
Accepted
time: 4ms
memory: 12236kb
input:
9920232000000000 4602219263214498291 80783137037024823899
output:
846877519
result:
ok single line: '846877519'
Test #31:
score: 0
Accepted
time: 0ms
memory: 16132kb
input:
97200000000000000 9310820760839688870 35322929083473756214
output:
936587432
result:
ok single line: '936587432'
Test #32:
score: 0
Accepted
time: 1ms
memory: 5676kb
input:
45209390625 5752361069878044328 64635325028527078951
output:
578047592
result:
ok single line: '578047592'
Test #33:
score: 0
Accepted
time: 4ms
memory: 12092kb
input:
54442233216000 2452030574225118723 90982734056131320662
output:
417646585
result:
ok single line: '417646585'
Test #34:
score: 0
Accepted
time: 3ms
memory: 12080kb
input:
1530550080000 7431421026778839808 84825282227911272129
output:
600103842
result:
ok single line: '600103842'
Test #35:
score: 0
Accepted
time: 4ms
memory: 16104kb
input:
13765147361280 4924477486471254843 10002324705150566233
output:
951883713
result:
ok single line: '951883713'
Test #36:
score: 0
Accepted
time: 0ms
memory: 7844kb
input:
59825698242187500 6303744363677706767 91410210495502213963
output:
774734375
result:
ok single line: '774734375'
Test #37:
score: 0
Accepted
time: 0ms
memory: 14008kb
input:
110658879959040 2133591391458550040 48494371567095341228
output:
103505650
result:
ok single line: '103505650'
Test #38:
score: 0
Accepted
time: 1ms
memory: 5624kb
input:
1 3 100
output:
98
result:
ok single line: '98'
Test #39:
score: 0
Accepted
time: 4ms
memory: 16196kb
input:
3160365465600 8968721517098518892 78444481529635953131
output:
364620926
result:
ok single line: '364620926'
Test #40:
score: -100
Wrong Answer
time: 0ms
memory: 3636kb
input:
54838448056132899 4242999884713464056 92948071680698209741
output:
0
result:
wrong answer 1st lines differ - expected: '922087167', found: '0'