結果
問題 | No.619 CardShuffle |
ユーザー | Sebastian King |
提出日時 | 2017-12-19 19:04:04 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 100 ms / 3,000 ms |
コード長 | 2,902 bytes |
コンパイル時間 | 1,140 ms |
コンパイル使用メモリ | 161,040 KB |
実行使用メモリ | 12,748 KB |
最終ジャッジ日時 | 2024-06-02 05:05:56 |
合計ジャッジ時間 | 4,490 ms |
ジャッジサーバーID (参考情報) |
judge3 / judge2 |
(要ログイン)
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
6,944 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 2 ms
6,940 KB |
testcase_05 | AC | 1 ms
6,940 KB |
testcase_06 | AC | 1 ms
6,940 KB |
testcase_07 | AC | 1 ms
6,944 KB |
testcase_08 | AC | 1 ms
6,944 KB |
testcase_09 | AC | 2 ms
6,940 KB |
testcase_10 | AC | 1 ms
6,940 KB |
testcase_11 | AC | 2 ms
6,940 KB |
testcase_12 | AC | 1 ms
6,944 KB |
testcase_13 | AC | 1 ms
6,944 KB |
testcase_14 | AC | 2 ms
6,944 KB |
testcase_15 | AC | 2 ms
6,940 KB |
testcase_16 | AC | 93 ms
11,596 KB |
testcase_17 | AC | 81 ms
11,084 KB |
testcase_18 | AC | 92 ms
12,488 KB |
testcase_19 | AC | 78 ms
9,676 KB |
testcase_20 | AC | 82 ms
10,956 KB |
testcase_21 | AC | 87 ms
11,592 KB |
testcase_22 | AC | 68 ms
12,748 KB |
testcase_23 | AC | 88 ms
12,488 KB |
testcase_24 | AC | 67 ms
9,804 KB |
testcase_25 | AC | 66 ms
9,804 KB |
testcase_26 | AC | 100 ms
9,676 KB |
testcase_27 | AC | 93 ms
11,340 KB |
testcase_28 | AC | 99 ms
11,344 KB |
testcase_29 | AC | 91 ms
12,232 KB |
testcase_30 | AC | 88 ms
12,492 KB |
testcase_31 | AC | 2 ms
6,940 KB |
testcase_32 | AC | 78 ms
11,340 KB |
testcase_33 | AC | 91 ms
12,364 KB |
testcase_34 | AC | 87 ms
11,340 KB |
testcase_35 | AC | 37 ms
6,944 KB |
コンパイルメッセージ
main.cpp: In function ‘int main()’: main.cpp:106:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 106 | scanf("%d", &n); | ~~~~~^~~~~~~~~~ main.cpp:108:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 108 | scanf("%s", s); | ~~~~~^~~~~~~~~ main.cpp:128:14: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 128 | scanf("%d", &Q); | ~~~~~^~~~~~~~~~ main.cpp:131:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 131 | scanf("%s", s); | ~~~~~^~~~~~~~~ main.cpp:132:22: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result] 132 | scanf("%d%d", &x, &y); | ~~~~~^~~~~~~~~~~~~~~~
ソースコード
#include<bits/stdc++.h> using namespace std; typedef long long ll; const int MM = 1e9 + 7; const int MAXN = 2e6 + 10; int n, m, M, Q; char s[100]; ll a[MAXN]; int L[MAXN], R[MAXN]; const int MAKI = 9; struct node{ int tp, nxt; ll a, b, c; } rst[MAXN], nico; void merge(node &ru, node rl, node rr){ ru.nxt = rr.nxt; if (rl.tp == 1){ if (rr.tp == 1){ if (rl.nxt == -2){ ru.tp = 1; ru.a = rl.a * rr.a % MM; } else{ ru.tp = 2; ru.a = rl.a; ru.b = 0; ru.c = rr.a; } } else{ if (rl.nxt == -2){ ru.tp = 2; ru.a = rl.a * rr.a % MM; ru.b = rr.b; ru.c = rr.c; } else{ ru.tp = 2; ru.a = rl.a; ru.b = rr.a + rr.b; ru.c = rr.c; } } } else{ if (rr.tp == 1){ if (rl.nxt == -2){ ru.tp = 2; ru.a = rl.a; ru.b = rl.b; ru.c = rl.c * rr.a % MM; } else{ ru.tp = 2; ru.a = rl.a; ru.b = rl.b + rl.c; ru.c = rr.a; } } else{ if (rl.nxt == -2){ ru.tp = 2; ru.a = rl.a; ru.b = (rl.b + rl.c * rr.a + rr.b) % MM; ru.c = rr.c; } else{ ru.tp = 2; ru.a = rl.a; ru.b = (rl.b + rl.c + rr.a + rr.b) % MM; ru.c = rr.c; } } } } void update(int u){ int l = u << 1; int r = l | 1; merge(rst[u], rst[l], rst[r]); } node query(int u, int L, int R, int l, int r){ if (L == l && R == r) return rst[u]; int m = (L + R) / 2; if (r <= m) return query(u * 2, L, m, l, r); else if (l > m) return query(u * 2 + 1, m + 1, R, l, r); else{ node f; merge(f, query(u*2,L,m,l,m), query(u*2+1,m+1,R,m+1,r)); return f; } } int main(){ scanf("%d", &n); for (int i = 1; i <= n; i++){ scanf("%s", s); if (s[0] == '+') a[i] = -1; else if (s[0] == '*') a[i] = -2; else a[i] = s[0] - '0'; } a[++n] = -1; for(M=1;M<n;M*=2); for (int i = n + 1; i < M; i += 2){ a[i] = 0; a[i + 1] = -1; } M /= 2; for (int i = 1; i <= M; i++){ rst[i + M - 1].tp = 1; rst[i + M - 1].a = a[i * 2 - 1]; rst[i + M - 1].nxt = a[i * 2]; } for (int i = M - 1; i >= 1; i--){ update(i); } scanf("%d", &Q); while(Q--){ int x, y; scanf("%s", s); scanf("%d%d", &x, &y); if (s[0] == '?'){ nico = query(1, 1, M, (x+1)/2, (y+1)/2); if (nico.tp == 1) printf("%lld\n", nico.a); else printf("%lld\n", (nico.a+nico.b+nico.c)%MM); } else{ swap(a[x], a[y]); if(x&1)rst[(x+1)/2+M-1].a=a[x];else rst[(x+1)/2+M-1].nxt=a[x]; for (int i = ((x+1)/2+M-1)/2; i >= 1; i /= 2) update(i); if(y&1)rst[(y+1)/2+M-1].a=a[y];else rst[(y+1)/2+M-1].nxt=a[y]; for (int i = ((y+1)/2+M-1)/2; i >= 1; i /= 2) update(i); /* puts("=================="); printf("%s %d %d\n", s, x, y); for (int l = 1, r = 1; l <= M; l = r + 1, r = l * 2 - 1){ for (int i = l; i <= r; i++){ printf("[%d %d %lld %lld %lld], ", rst[i].tp, rst[i].nxt, rst[i].a, rst[i].b, rst[i].c); } puts(""); } */ } } return 0; }