QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#741396 | #7954. Special Numbers | yuto1115# | WA | 565ms | 7800kb | C++20 | 1.7kb | 2024-11-13 14:16:27 | 2024-11-13 14:16:27 |
Judging History
answer
#include <cstdio>
#include <vector>
#include <algorithm>
#include <map>
const int md = 1000000007;
inline int add(int a, int b) {
return a + b < md ? a + b : a + b - md;
}
inline int sub(int a, int b) {
return a - b < 0 ? a - b + md : a - b;
}
inline int mul(int a, int b) {
return (long long)a * b % md;
}
const int N = 23;
long long k;
int num = 0;
char l[N], r[N];
std::map<long long, int> repr;
std::vector<std::vector<int> > dp;
std::vector<long long> back;
void build(long long k, int i = 2) {
if (i == 8) return;
build(k, i + 1);
while (!(k % i)) {
k /= i;
repr[k] = num++;
back.push_back(k);
build(k, i + 1);
}
}
long long f(char *s, bool isr) {
int len, ans = 0;
for (len = 1; s[len]; ++len) {
ans = add(ans, sub(dp[len][0], dp[len - 1][repr[1]]));
}
long long kk = k;
for (int i = 0; i < len; ++i) {
int dig = s[i] - '0';
for (int j = 0 + !i; j < dig; ++j) {
long long g = std::__gcd((long long)j, kk);
ans = add(ans, dp[len - i - 1][j == 0 ? repr[1] : repr[kk / g]]);
}
if (!dig) kk = 1;
else {
long long g = std::__gcd((long long)dig, kk);
kk /= g;
}
}
if (kk == 1 && isr) ans = add(ans, 1);
return ans;
}
int main() {
scanf("%lld%s%s", &k, l, r);
repr[k] = 0;
back.push_back(k);
++num;
build(k);
for (int len = 0; len < N; ++len) {
dp.push_back(std::vector<int>(back.size()));
if (len == 0) {
dp[0][repr[1]] = 1;
continue;
}
for (int i = 0; i < (int)back.size(); ++i) {
long long val = back[i];
for (int j = 0; j < 10; ++j) {
long long g = std::__gcd((long long)j, val);
dp[len][i] = add(dp[len][i], dp[len - 1][j == 0 ? repr[1] : repr[val / g]]);
}
}
}
printf("%d\n", sub(f(r, 1), f(l, 0)));
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Test #1:
score: 100
Accepted
time: 0ms
memory: 3792kb
input:
5 1 20
output:
4
result:
ok single line: '4'
Test #2:
score: 0
Accepted
time: 0ms
memory: 3768kb
input:
5 50 100
output:
19
result:
ok single line: '19'
Test #3:
score: 0
Accepted
time: 0ms
memory: 3772kb
input:
15 11 19
output:
0
result:
ok single line: '0'
Test #4:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
1 100 100000
output:
99901
result:
ok single line: '99901'
Test #5:
score: 0
Accepted
time: 0ms
memory: 4064kb
input:
1 1 1
output:
1
result:
ok single line: '1'
Test #6:
score: 0
Accepted
time: 0ms
memory: 3864kb
input:
10 800 43021
output:
23570
result:
ok single line: '23570'
Test #7:
score: 0
Accepted
time: 2ms
memory: 3944kb
input:
1125899906842624 1 100000000000000000000
output:
555058180
result:
ok single line: '555058180'
Test #8:
score: 0
Accepted
time: 2ms
memory: 3912kb
input:
187500000 5941554024261918062 17356601866920567143
output:
679191360
result:
ok single line: '679191360'
Test #9:
score: 0
Accepted
time: 1ms
memory: 3832kb
input:
1555848 157165614890794026 49792374427566422833
output:
588832126
result:
ok single line: '588832126'
Test #10:
score: 0
Accepted
time: 187ms
memory: 4716kb
input:
53814924637488000 8378901287491856069 46225409092942057365
output:
964965504
result:
ok single line: '964965504'
Test #11:
score: 0
Accepted
time: 383ms
memory: 6404kb
input:
11814720750000000 8152927138245188051 35351923956338524619
output:
183963359
result:
ok single line: '183963359'
Test #12:
score: 0
Accepted
time: 76ms
memory: 4004kb
input:
6453888000000 4334845344448208535 35982793193772682339
output:
570114022
result:
ok single line: '570114022'
Test #13:
score: 0
Accepted
time: 66ms
memory: 4048kb
input:
90071357282285400 7893548167754114409 27099084703937108974
output:
869822186
result:
ok single line: '869822186'
Test #14:
score: 0
Accepted
time: 85ms
memory: 4600kb
input:
45571065750000 177160749596350425 98884377930460959454
output:
607698665
result:
ok single line: '607698665'
Test #15:
score: 0
Accepted
time: 338ms
memory: 6872kb
input:
1128443962982400 6338876482181492537 40931938533793596007
output:
881168270
result:
ok single line: '881168270'
Test #16:
score: 0
Accepted
time: 0ms
memory: 3728kb
input:
1 1 1
output:
1
result:
ok single line: '1'
Test #17:
score: 0
Accepted
time: 13ms
memory: 4212kb
input:
1412793457031250 2410155470167050095 99063185266833009818
output:
399813226
result:
ok single line: '399813226'
Test #18:
score: 0
Accepted
time: 547ms
memory: 7732kb
input:
67722117120000 8909573534349989418 73129289758235281558
output:
898227227
result:
ok single line: '898227227'
Test #19:
score: 0
Accepted
time: 62ms
memory: 4228kb
input:
472055808000 6809917603531307093 27494416416722163137
output:
379198478
result:
ok single line: '379198478'
Test #20:
score: 0
Accepted
time: 71ms
memory: 4264kb
input:
19353600000 8687492345912514346 24058039408337150852
output:
250715555
result:
ok single line: '250715555'
Test #21:
score: 0
Accepted
time: 20ms
memory: 4036kb
input:
47855420020225440 6150828649270625443 84863934988301168136
output:
665186711
result:
ok single line: '665186711'
Test #22:
score: 0
Accepted
time: 30ms
memory: 3940kb
input:
1382400000 9545797804645162278 70441077437727026904
output:
278230087
result:
ok single line: '278230087'
Test #23:
score: 0
Accepted
time: 7ms
memory: 4212kb
input:
816293376 2952089614708276156 10939708785225040670
output:
120954190
result:
ok single line: '120954190'
Test #24:
score: 0
Accepted
time: 1ms
memory: 4080kb
input:
4185097875 1348426133484952253 56617823359794500344
output:
773995224
result:
ok single line: '773995224'
Test #25:
score: 0
Accepted
time: 70ms
memory: 3976kb
input:
5828945117184 7777082394971366991 63470232991138132969
output:
678496908
result:
ok single line: '678496908'
Test #26:
score: 0
Accepted
time: 51ms
memory: 3952kb
input:
16184770560 3869053219872876321 94590086601168840932
output:
168181821
result:
ok single line: '168181821'
Test #27:
score: 0
Accepted
time: 0ms
memory: 3796kb
input:
2 1 12
output:
6
result:
ok single line: '6'
Test #28:
score: 0
Accepted
time: 1ms
memory: 3820kb
input:
30146484375 290228705524339176 51853415145287716863
output:
229436627
result:
ok single line: '229436627'
Test #29:
score: 0
Accepted
time: 139ms
memory: 4496kb
input:
2072513819443200 3726664558969607832 42501102605103061370
output:
947952932
result:
ok single line: '947952932'
Test #30:
score: 0
Accepted
time: 565ms
memory: 7800kb
input:
9920232000000000 4602219263214498291 80783137037024823899
output:
846877519
result:
ok single line: '846877519'
Test #31:
score: 0
Accepted
time: 238ms
memory: 5372kb
input:
97200000000000000 9310820760839688870 35322929083473756214
output:
936587432
result:
ok single line: '936587432'
Test #32:
score: 0
Accepted
time: 2ms
memory: 3808kb
input:
45209390625 5752361069878044328 64635325028527078951
output:
578047592
result:
ok single line: '578047592'
Test #33:
score: 0
Accepted
time: 379ms
memory: 6680kb
input:
54442233216000 2452030574225118723 90982734056131320662
output:
417646585
result:
ok single line: '417646585'
Test #34:
score: 0
Accepted
time: 77ms
memory: 4288kb
input:
1530550080000 7431421026778839808 84825282227911272129
output:
600103842
result:
ok single line: '600103842'
Test #35:
score: 0
Accepted
time: 349ms
memory: 7016kb
input:
13765147361280 4924477486471254843 10002324705150566233
output:
951883713
result:
ok single line: '951883713'
Test #36:
score: 0
Accepted
time: 46ms
memory: 4008kb
input:
59825698242187500 6303744363677706767 91410210495502213963
output:
774734375
result:
ok single line: '774734375'
Test #37:
score: 0
Accepted
time: 284ms
memory: 5956kb
input:
110658879959040 2133591391458550040 48494371567095341228
output:
103505650
result:
ok single line: '103505650'
Test #38:
score: 0
Accepted
time: 0ms
memory: 4052kb
input:
1 3 100
output:
98
result:
ok single line: '98'
Test #39:
score: 0
Accepted
time: 356ms
memory: 6804kb
input:
3160365465600 8968721517098518892 78444481529635953131
output:
364620926
result:
ok single line: '364620926'
Test #40:
score: -100
Wrong Answer
time: 0ms
memory: 3792kb
input:
54838448056132899 4242999884713464056 92948071680698209741
output:
25513599
result:
wrong answer 1st lines differ - expected: '922087167', found: '25513599'