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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#79969 | #5402. 术树数 | DCH233 | 3 | 1105ms | 10124kb | C++14 | 3.0kb | 2023-02-21 15:23:06 | 2023-02-21 15:23:10 |
Judging History
answer
#include <cstdio>
#include <algorithm>
using namespace std;
namespace IO {
#define isdigit(x) (x >= '0' && x <= '9')
template<typename T>
inline void read(T &x) {
x = 0; char ch = getchar(); int f = 0;
for(; !isdigit(ch); ch = getchar()) if(ch == '-') f = 1;
for(; isdigit(ch); ch = getchar()) x = x * 10 + ch - '0';
if(f) x = -x;
}
template<typename T>
inline void write(T x) {
if(x < 0) putchar('-'), x = -x;
if(x > 9) write(x / 10);
putchar(x % 10 + '0');
}
#undef isdigit
}
using namespace IO;
const int N = 2e5 + 10;
const int M = 23;
int Q, k, m;
int bit[M];
inline int get(int x, int p) {
return x / bit[p] % k;
}
inline int add(int x, int y) {
int z = 0;
for(int i = 0; i < m; ++i) {
int u = get(x, i), v = get(y, i);
if((u += v) >= k) u -= k;
z += u * bit[i];
}
return z;
}
inline int red(int x, int y) {
int z = 0;
for(int i = 0; i < m; ++i) {
int u = get(x, i), v = get(y, i);
if((u -= v) < 0) u += k;
z += u * bit[i];
}
return z;
}
inline int mul(int x, int y) {
int z = 0;
for(int i = 0; i < m; ++i) {
int u = get(x, i);
z += u * y % k * bit[i];
}
return z;
}
struct LinearBase {
int a[M];
inline void insert(int x) {
for(int i = m - 1; ~i; --i) {
int u = get(x, i);
if(u) {
if(!a[i]) {
a[i] = x;
break;
}
else {
int v = get(a[i], i);
int d = __gcd(u, v);
x = red(mul(x, v / d), mul(a[i], u / d));
}
}
}
}
inline int query(int x) {
for(int i = m - 1; ~i; --i) {
int u = get(x, i);
if(u && a[i]) {
int v = get(a[i], i);
int d = __gcd(u, v);
x = red(mul(x, v / d), mul(a[i], u / d));
}
}
return x;
}
}base;
void init() {
bit[0] = 1;
for(int i = 1; i <= m - 1; ++i)
bit[i] = bit[i - 1] * k;
}
int dep[N], w[N];
int fa[N][18];
inline int lca(int x, int y) {
if(dep[x] < dep[y]) swap(x, y);
for(int i = 17; ~i; --i)
if(dep[fa[x][i]] >= dep[y])
x = fa[x][i];
if(x == y) return x;
for(int i = 17; ~i; --i)
if(fa[x][i] ^ fa[y][i])
x = fa[x][i], y = fa[y][i];
return fa[x][0];
}
int main() {
read(Q), read(k), read(m);
init();
int tot = 1;
for(int i = 1, op, x, y, v; i <= Q; ++i) {
read(op);
if(op == 1) {
read(x), read(v);
fa[++tot][0] = x;
for(int i = 1; i <= 17; ++i)
fa[tot][i] = fa[fa[tot][i - 1]][i - 1];
dep[tot] = dep[x] + 1;
w[tot] = add(w[x], v);
base.insert(mul(v, 2));
}
else if(op == 2) {
read(x), read(y), read(v);
int z = lca(x, y);
int len = red(add(w[x], w[y]), w[z]);
len = add(len, v);
base.insert(len);
}
else {
read(x), read(y);
int z = lca(x, y);
int len = red(add(w[x], w[y]), w[z]);
printf("%d\n",base.query(len));
}
}
return 0;
}
Details
Tip: Click on the bar to expand more detailed information
Subtask #1:
score: 0
Wrong Answer
Test #1:
score: 2
Accepted
time: 1ms
memory: 1708kb
input:
30 7 3 1 1 301 1 1 236 1 2 278 3 2 4 3 2 4 2 1 4 265 1 1 242 1 4 278 1 6 337 3 2 3 2 5 7 304 2 5 6 34 1 4 178 3 6 7 3 5 7 3 1 4 1 1 178 3 3 4 3 1 6 3 3 4 2 6 7 131 1 1 213 3 1 3 2 3 10 11 3 4 6 2 5 9 169 1 6 9 2 5 10 29 1 9 111 3 9 11
output:
0 0 0 0 0 0 0 0 0 0 0 0
result:
ok 12 lines
Test #2:
score: 0
Accepted
time: 0ms
memory: 1476kb
input:
30 9 3 1 1 694 1 2 251 1 2 623 2 2 4 109 3 3 4 3 1 2 2 2 4 611 1 4 595 2 2 5 477 2 2 5 363 3 1 3 2 1 5 121 1 2 225 2 1 5 214 2 3 6 706 3 3 4 2 2 3 122 2 2 3 621 3 2 3 3 2 4 2 1 5 630 1 5 598 3 4 5 3 1 3 1 2 665 2 1 2 331 2 1 6 449 1 2 387 3 3 6 3 4 6
output:
0 0 0 0 0 0 0 0 0 0
result:
ok 10 lines
Test #3:
score: -2
Wrong Answer
time: 1ms
memory: 1528kb
input:
30 4 5 1 1 854 1 1 467 1 2 708 2 2 4 529 1 4 115 1 4 444 2 3 4 108 2 2 5 724 2 1 3 375 1 5 827 2 5 6 974 1 3 73 3 2 3 2 2 3 140 3 5 6 2 6 8 787 3 1 5 1 5 971 3 4 6 2 4 5 816 3 7 8 3 2 4 1 6 855 2 5 10 39 2 6 9 280 2 6 10 662 3 7 10 1 6 412 3 4 7 1 6 276
output:
0 0 0 0 0 0 0 0
result:
wrong answer 2nd lines differ - expected: '256', found: '0'
Subtask #2:
score: 0
Skipped
Dependency #1:
0%
Subtask #3:
score: 0
Wrong Answer
Test #21:
score: 11
Accepted
time: 1105ms
memory: 9288kb
input:
198517 3 16 1 1 40710744 1 2 21885097 1 1 23592366 1 4 7387074 1 5 16074177 1 1 41027400 1 4 18082971 1 2 12822448 1 1 2286557 1 1 27896295 1 11 14532760 1 8 2357296 1 11 9190559 1 6 40503152 3 4 11 3 1 7 3 3 7 3 8 14 3 12 15 3 2 3 1 10 34606866 1 13 42718465 1 16 30353561 3 5 11 3 2 6 3 16 18 1 3 2...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 99662 lines
Test #22:
score: -11
Wrong Answer
time: 371ms
memory: 10124kb
input:
198073 8 8 1 1 4007183 1 1 411647 1 1 3301064 1 1 2747675 1 3 11141272 1 3 4308435 1 4 15582931 1 5 11340890 1 2 9172283 1 9 542280 1 10 12209796 1 3 2829956 3 1 3 1 3 724504 3 2 14 3 3 14 3 9 12 3 7 10 1 1 3594204 1 14 13600647 1 15 4589767 3 10 14 1 4 10564184 1 13 1781174 1 19 6067505 1 9 6735060...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
wrong answer 1st lines differ - expected: '262729', found: '0'
Subtask #4:
score: 0
Wrong Answer
Test #26:
score: 0
Wrong Answer
time: 66ms
memory: 7220kb
input:
198891 26426880 1 1 1 0 2 1 2 0 3 1 2 1 1 0 3 2 3 3 1 2 1 2 0 1 2 0 1 3 0 1 6 0 2 1 6 0 2 3 6 0 3 2 3 1 2 13213440 1 2 13213440 1 4 13213440 3 4 10 1 1 13213440 2 3 4 0 2 3 8 13213440 1 1 0 1 12 0 1 13 0 1 3 0 3 2 11 3 2 12 2 11 14 13213440 1 6 0 2 12 14 0 2 1 2 0 1 10 0 1 12 0 2 3 13 0 3 12 14 3 1 ...
output:
0 0 0 0 13213440 13213440 0 0 0 13213440 0 0 13213440 0 13213440 0 13213440 0 13213440 13213440 13213440 13213440 13213440 0 13213440 13213440 0 13213440 13213440 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0...
result:
wrong answer 33rd lines differ - expected: '13213440', found: '0'
Subtask #5:
score: 0
Runtime Error
Test #30:
score: 0
Runtime Error
input:
199458 2 25 1 1 31252443 2 1 2 22827339 1 2 13517756 1 2 5635412 1 3 33397078 1 3 33542998 2 3 5 1484991 3 5 6 2 1 3 7938846 2 1 2 3665458 1 3 29150948 3 4 5 1 3 733545 1 7 4698781 1 7 21699192 1 6 10854390 3 3 8 3 4 8 1 2 6889338 2 1 12 27646676 2 6 8 24407215 1 11 20847453 3 4 13 1 6 16891344 3 4 ...
output:
result:
Subtask #6:
score: 3
Accepted
Test #33:
score: 3
Accepted
time: 28ms
memory: 4108kb
input:
49958 1023 2 1 1 122428 1 1 917186 2 2 3 53148 1 3 876461 2 1 3 968146 2 2 4 569341 2 3 4 199413 2 1 4 238371 1 3 127427 1 2 887225 2 1 4 776059 2 4 6 155479 2 1 6 795533 1 5 159578 3 5 6 2 2 5 758778 2 5 6 601115 3 4 7 1 4 202224 2 5 6 902346 3 1 6 3 5 7 3 3 5 1 2 791251 1 5 502214 2 6 7 929048 1 6...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 16607 lines
Test #34:
score: 0
Accepted
time: 559ms
memory: 6924kb
input:
198392 7 9 1 1 23598910 3 1 2 1 1 25616681 2 1 2 22101090 2 2 3 25455751 3 1 2 3 1 2 1 3 25668120 3 1 3 1 3 23878180 1 4 10885281 1 1 5873751 2 2 7 31608236 3 2 3 3 3 5 2 2 6 37313936 2 1 6 36853293 2 4 7 6773989 2 1 7 19143946 3 2 7 3 3 7 3 1 2 1 1 31756932 3 3 6 2 5 8 39585364 1 2 27162269 3 4 5 2...
output:
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...
result:
ok 65758 lines
Subtask #7:
score: 0
Skipped
Dependency #1:
0%