結果
問題 | No.261 ぐるぐるぐるぐる!あみだくじ! |
ユーザー | anta |
提出日時 | 2015-07-31 23:00:58 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 2 ms / 5,000 ms |
コード長 | 2,632 bytes |
コンパイル時間 | 666 ms |
コンパイル使用メモリ | 89,696 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-07-17 23:20:08 |
合計ジャッジ時間 | 1,990 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge3 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 2 ms
6,812 KB |
testcase_01 | AC | 2 ms
6,940 KB |
testcase_02 | AC | 1 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 1 ms
6,940 KB |
testcase_05 | AC | 2 ms
6,944 KB |
testcase_06 | AC | 1 ms
6,944 KB |
testcase_07 | AC | 1 ms
6,940 KB |
testcase_08 | AC | 2 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 2 ms
6,940 KB |
testcase_11 | AC | 1 ms
6,940 KB |
testcase_12 | AC | 2 ms
6,940 KB |
testcase_13 | AC | 2 ms
6,940 KB |
testcase_14 | AC | 2 ms
6,940 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 2 ms
6,944 KB |
testcase_17 | AC | 1 ms
6,940 KB |
testcase_18 | AC | 2 ms
6,944 KB |
testcase_19 | AC | 1 ms
6,940 KB |
testcase_20 | AC | 1 ms
6,940 KB |
testcase_21 | AC | 2 ms
6,940 KB |
testcase_22 | AC | 2 ms
6,940 KB |
testcase_23 | AC | 2 ms
6,944 KB |
testcase_24 | AC | 2 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,944 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 2 ms
6,940 KB |
testcase_28 | AC | 2 ms
6,940 KB |
testcase_29 | AC | 2 ms
6,940 KB |
testcase_30 | AC | 2 ms
6,940 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 2 ms
6,940 KB |
testcase_33 | AC | 2 ms
6,940 KB |
testcase_34 | AC | 2 ms
6,940 KB |
testcase_35 | AC | 2 ms
6,944 KB |
testcase_36 | AC | 2 ms
6,944 KB |
testcase_37 | AC | 2 ms
6,940 KB |
testcase_38 | AC | 1 ms
6,940 KB |
testcase_39 | AC | 2 ms
6,944 KB |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:67:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 67 | scanf("%d", &K); | ~~~~~^~~~~~~~~~ main.cpp:72:30: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 72 | scanf("%d%d", &X, &Y), -- X, -- Y; | ~~~~~^~~~~~~~~~~~~~~~ main.cpp:87:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 87 | scanf("%d", &Q); | ~~~~~^~~~~~~~~~ main.cpp:91:38: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 91 | scanf("%d", &A[i]), -- A[i]; | ~~~~~^~~~~~~~~~~~~
ソースコード
#include <string> #include <vector> #include <algorithm> #include <numeric> #include <set> #include <map> #include <queue> #include <iostream> #include <sstream> #include <cstdio> #include <cmath> #include <ctime> #include <cstring> #include <cctype> #include <cassert> #include <limits> #include <functional> #define rep(i,n) for(int (i)=0;(i)<(int)(n);++(i)) #define rer(i,l,u) for(int (i)=(int)(l);(i)<=(int)(u);++(i)) #define reu(i,l,u) for(int (i)=(int)(l);(i)<(int)(u);++(i)) #if defined(_MSC_VER) || __cplusplus > 199711L #define aut(r,v) auto r = (v) #else #define aut(r,v) __typeof(v) r = (v) #endif #define each(it,o) for(aut(it, (o).begin()); it != (o).end(); ++ it) #define all(o) (o).begin(), (o).end() #define pb(x) push_back(x) #define mp(x,y) make_pair((x),(y)) #define mset(m,v) memset(m,v,sizeof(m)) #define INF 0x3f3f3f3f #define INFL 0x3f3f3f3f3f3f3f3fLL using namespace std; typedef vector<int> vi; typedef pair<int,int> pii; typedef vector<pair<int,int> > vpii; typedef long long ll; template<typename T, typename U> inline void amin(T &x, U y) { if(y < x) x = y; } template<typename T, typename U> inline void amax(T &x, U y) { if(x < y) x = y; } int exgcd(int a, int b, int &g) { int u = 1, v = 0; while(b) { int t = a / b; a -= t * b; swap(a, b); u -= t * v; swap(u, v); } g = a; return u; } long long crt(long long a1, long long n1, int a2, int n2, long long &resn) { int t, g; t = exgcd(n1 % n2, n2, g); if((a1 - a2) % g != 0) return -1; int n2_g = n2 / g; int d = (a2 - a1) / g % n2_g; int h = (long long)d * t % n2_g; if(h < 0) h += n2_g; long long n = n1 * n2_g; long long a = a1 + n1 * h; resn = n; return a; } int main() { int N; while(~scanf("%d", &N)) { int K; scanf("%d", &K); vi p(N), q(N); rep(i, N) q[i] = i; rep(i, K) { int X, Y; scanf("%d%d", &X, &Y), -- X, -- Y; swap(q[X], q[Y]); } rep(i, N) p[q[i]] = i; vector<int> lens(N); vector<vi> offsets(N, vi(N, -1)); rep(i, N) { int j = i, len = 0; do { offsets[i][j] = len ++; j = p[j]; }while(j != i); lens[i] = len; } int Q; scanf("%d", &Q); rep(ii, Q) { vi A(N); rep(i, N) scanf("%d", &A[i]), -- A[i]; bool ok = true; rep(i, N) { // cerr << i << ", " << A[i] << ": " << lens[A[i]] << ", " << offsets[A[i]][i] << endl; ok &= offsets[A[i]][i] != -1; } ll ans = -1; if(ok) { ll a = 0, n = 1; rep(i, N) { a = crt(a, n, offsets[A[i]][i], lens[A[i]], n); if(a == -1) break; } if(a == 0) a += n; ans = a; } if(ans != -1) printf("%lld\n", ans); else puts("-1"); } } return 0; }