Submission #1605667
Source Code Expand
#pragma GCC optimize ("O3")
#pragma GCC target ("avx")
#include "bits/stdc++.h" // define macro "/D__MAI"
using namespace std;
typedef long long int ll;
#define xprintf(fmt,...) fprintf(stderr,fmt,__VA_ARGS__)
#define debugv(v) {printf("L%d %s > ",__LINE__,#v);for(auto e:v){cout<<e<<" ";}cout<<endl;}
#define debuga(m,w) {printf("L%d %s > ",__LINE__,#m);for(int x=0;x<(w);x++){cout<<(m)[x]<<" ";}cout<<endl;}
#define debugaa(m,h,w) {printf("L%d %s >\n",__LINE__,#m);for(int y=0;y<(h);y++){for(int x=0;x<(w);x++){cout<<(m)[y][x]<<" ";}cout<<endl;}}
#define ALL(v) (v).begin(),(v).end()
#define repeat(cnt,l) for(auto cnt=0ll;cnt<(l);++cnt)
#define iterate(cnt,b,e) for(auto cnt=(b);cnt!=(e);++cnt)
#define MD 1000000007ll
#define PI 3.1415926535897932384626433832795
#define EPS 1e-12
template<typename T1, typename T2> ostream& operator <<(ostream &o, const pair<T1, T2> p) { o << "(" << p.first << ":" << p.second << ")"; return o; }
template<typename iterator> inline size_t argmin(iterator begin, iterator end) { return distance(begin, min_element(begin, end)); }
template<typename iterator> inline size_t argmax(iterator begin, iterator end) { return distance(begin, max_element(begin, end)); }
template<typename T> T& maxset(T& to, const T& val) { return to = max(to, val); }
template<typename T> T& minset(T& to, const T& val) { return to = min(to, val); }
mt19937_64 randdev(8901016);
inline ll rand_range(ll l, ll h) {
return uniform_int_distribution<ll>(l, h)(randdev);
}
#ifdef __MAI
#define getchar_unlocked getchar
#define putchar_unlocked putchar
#endif
#ifdef __VSCC
#define getchar_unlocked _getchar_nolock
#define putchar_unlocked _putchar_nolock
#endif
namespace {
#define isvisiblechar(c) (0x21<=(c)&&(c)<=0x7E)
class MaiScanner {
public:
template<typename T> void input_integer(T& var) {
var = 0;
T sign = 1;
int cc = getchar_unlocked();
for (; cc<'0' || '9'<cc; cc = getchar_unlocked())
if (cc == '-') sign = -1;
for (; '0' <= cc&&cc <= '9'; cc = getchar_unlocked())
var = (var << 3) + (var << 1) + cc - '0';
var = var*sign;
}
inline int c() { return getchar_unlocked(); }
inline MaiScanner& operator>>(int& var) {
input_integer<int>(var);
return *this;
}
inline MaiScanner& operator>>(long long& var) {
input_integer<long long>(var);
return *this;
}
inline MaiScanner& operator>>(string& var) {
int cc = getchar_unlocked();
for (; !isvisiblechar(cc); cc = getchar_unlocked());
for (; isvisiblechar(cc); cc = getchar_unlocked())
var.push_back(cc);
return *this;
}
template<typename IT> void in(IT begin, IT end) {
for (auto it = begin; it != end; ++it) *this >> *it;
}
};
}
MaiScanner scanner;
template<typename T = ll>
class bitree {
public:
int size;
vector<T> data;
bitree(int size) :size(size + 1), data(size + 1) {}
// -------------------------------------------------------
// 和に関するBIT
// 1..rの範囲の値の和を求める.
T sum(int r) {
T s = 0;
while (r) {
s += data[r];
r -= r&-r; // r&-r と書くことで最下のビットを得る
}
return s;
}
// idxの要素の値をval増やす
void add(int idx, T val) {
while (idx <= size) {
data[idx] += val;
idx += idx&-idx;
}
}
};
ll m, n, kei;
int aa[100010];
int bb[100010];
int bb_cv[100010];
int convert[100010];
int main() {
scanner >> n;
if (n == 1) { cout << -1 << endl; return 0; }
repeat(i, n) {
int a;
scanner >> a;
--a;
convert[a] = i;
aa[i] = a;
}
bool same = true;
repeat(i, n) {
int b;
scanner >> b;
--b;
bb[i] = b;
bb_cv[i] = convert[b];
same &= aa[i] == bb[i];
}
if (same) {
swap(aa[0], aa[1]);
iterate(it, aa, aa + n) {
printf("%d ", *it);
}
cout << endl;
return 0;
}
ll inv = 0; // 転置数
bitree<ll> bit(n);
repeat(i, n) {
int b = bb_cv[i];
inv += bit.sum(n - b);
bit.add(n - b, 1);
}
if (inv % 2 == 1) {
cout << -1 << endl;
return 0;
}
inv /= 2;
repeat(i, n) {
repeat(j, n-1) {
if (bb_cv[i] > bb_cv[j]){
swap(bb_cv[i], bb_cv[j]);
if (!--inv) goto l_break;
}
}
}
l_break:;
iterate(it, bb_cv, bb_cv + n) {
printf("%d ", aa[*it] + 1);
}
cout << endl;
return 0;
}
Submission Info
Submission Time |
|
Task |
C - 転倒距離 |
User |
m_buyoh |
Language |
C++14 (GCC 5.4.1) |
Score |
0 |
Code Size |
5002 Byte |
Status |
WA |
Exec Time |
2103 ms |
Memory |
2560 KB |
Judge Result
Set Name |
Sample |
Subtask1 |
Subtask2 |
Score / Max Score |
0 / 0 |
0 / 30 |
0 / 70 |
Status |
|
|
|
Set Name |
Test Cases |
Sample |
sample_01.txt, sample_02.txt, sample_03.txt |
Subtask1 |
sample_01.txt, sample_02.txt, sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt |
Subtask2 |
sample_01.txt, sample_02.txt, sample_03.txt, subtask1_01.txt, subtask1_02.txt, subtask1_03.txt, subtask1_04.txt, subtask1_05.txt, subtask1_06.txt, subtask1_07.txt, subtask1_08.txt, subtask1_09.txt, subtask1_10.txt, subtask1_11.txt, subtask1_12.txt, subtask1_13.txt, subtask1_14.txt, subtask1_15.txt, subtask1_16.txt, subtask1_17.txt, subtask1_18.txt, subtask1_19.txt, subtask2_01.txt, subtask2_02.txt, subtask2_03.txt, subtask2_04.txt, subtask2_05.txt, subtask2_06.txt, subtask2_07.txt, subtask2_08.txt, subtask2_09.txt, subtask2_10.txt, subtask2_11.txt, subtask2_12.txt, subtask2_13.txt, subtask2_14.txt, subtask2_15.txt, subtask2_16.txt, subtask2_17.txt, subtask2_18.txt, subtask2_19.txt |
Case Name |
Status |
Exec Time |
Memory |
sample_01.txt |
WA |
1 ms |
256 KB |
sample_02.txt |
AC |
1 ms |
256 KB |
sample_03.txt |
WA |
1 ms |
256 KB |
subtask1_01.txt |
AC |
1 ms |
384 KB |
subtask1_02.txt |
WA |
6 ms |
384 KB |
subtask1_03.txt |
WA |
2 ms |
256 KB |
subtask1_04.txt |
WA |
2 ms |
256 KB |
subtask1_05.txt |
AC |
1 ms |
256 KB |
subtask1_06.txt |
AC |
1 ms |
256 KB |
subtask1_07.txt |
WA |
2 ms |
256 KB |
subtask1_08.txt |
AC |
1 ms |
256 KB |
subtask1_09.txt |
WA |
4 ms |
384 KB |
subtask1_10.txt |
AC |
1 ms |
256 KB |
subtask1_11.txt |
WA |
5 ms |
384 KB |
subtask1_12.txt |
AC |
1 ms |
256 KB |
subtask1_13.txt |
AC |
1 ms |
256 KB |
subtask1_14.txt |
AC |
1 ms |
384 KB |
subtask1_15.txt |
AC |
1 ms |
384 KB |
subtask1_16.txt |
WA |
6 ms |
384 KB |
subtask1_17.txt |
AC |
1 ms |
384 KB |
subtask1_18.txt |
WA |
6 ms |
384 KB |
subtask1_19.txt |
WA |
6 ms |
384 KB |
subtask2_01.txt |
AC |
2 ms |
640 KB |
subtask2_02.txt |
TLE |
2103 ms |
2048 KB |
subtask2_03.txt |
TLE |
2103 ms |
2432 KB |
subtask2_04.txt |
AC |
5 ms |
1536 KB |
subtask2_05.txt |
AC |
7 ms |
2048 KB |
subtask2_06.txt |
AC |
4 ms |
1280 KB |
subtask2_07.txt |
AC |
7 ms |
2176 KB |
subtask2_08.txt |
TLE |
2103 ms |
2432 KB |
subtask2_09.txt |
AC |
5 ms |
1536 KB |
subtask2_10.txt |
AC |
5 ms |
1408 KB |
subtask2_11.txt |
WA |
902 ms |
1536 KB |
subtask2_12.txt |
AC |
9 ms |
2560 KB |
subtask2_13.txt |
TLE |
2103 ms |
2560 KB |
subtask2_14.txt |
AC |
8 ms |
2304 KB |
subtask2_15.txt |
TLE |
2103 ms |
2560 KB |
subtask2_16.txt |
TLE |
2103 ms |
2560 KB |
subtask2_17.txt |
TLE |
2103 ms |
2560 KB |
subtask2_18.txt |
TLE |
2103 ms |
2560 KB |
subtask2_19.txt |
TLE |
2103 ms |
2560 KB |