結果
問題 | No.904 サメトロ |
ユーザー | renjyaku_int |
提出日時 | 2020-09-17 15:20:06 |
言語 | C++17 (gcc 12.3.0 + boost 1.83.0) |
結果 |
AC
|
実行時間 | 21 ms / 1,000 ms |
コード長 | 2,609 bytes |
コンパイル時間 | 2,482 ms |
コンパイル使用メモリ | 203,836 KB |
実行使用メモリ | 6,944 KB |
最終ジャッジ日時 | 2024-06-22 06:34:41 |
合計ジャッジ時間 | 3,738 ms |
ジャッジサーバーID (参考情報) |
judge2 / judge1 |
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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
6,944 KB |
testcase_02 | AC | 3 ms
6,940 KB |
testcase_03 | AC | 2 ms
6,940 KB |
testcase_04 | AC | 3 ms
6,944 KB |
testcase_05 | AC | 2 ms
6,940 KB |
testcase_06 | AC | 4 ms
6,940 KB |
testcase_07 | AC | 2 ms
6,944 KB |
testcase_08 | AC | 7 ms
6,940 KB |
testcase_09 | AC | 2 ms
6,944 KB |
testcase_10 | AC | 3 ms
6,940 KB |
testcase_11 | AC | 2 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
6,944 KB |
testcase_16 | AC | 2 ms
6,940 KB |
testcase_17 | AC | 2 ms
6,940 KB |
testcase_18 | AC | 2 ms
6,940 KB |
testcase_19 | AC | 2 ms
6,944 KB |
testcase_20 | AC | 2 ms
6,944 KB |
testcase_21 | AC | 2 ms
6,940 KB |
testcase_22 | AC | 5 ms
6,940 KB |
testcase_23 | AC | 2 ms
6,940 KB |
testcase_24 | AC | 3 ms
6,940 KB |
testcase_25 | AC | 2 ms
6,944 KB |
testcase_26 | AC | 2 ms
6,940 KB |
testcase_27 | AC | 21 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
6,944 KB |
testcase_32 | AC | 2 ms
6,940 KB |
testcase_33 | AC | 2 ms
6,940 KB |
testcase_34 | AC | 2 ms
6,944 KB |
testcase_35 | AC | 2 ms
6,940 KB |
ソースコード
//#include <tourist> #include <bits/stdc++.h> //#include <atcoder/all> using namespace std; //using namespace atcoder; typedef long long ll; typedef unsigned int uint; typedef unsigned long long ull; typedef pair<ll, ll> p; const int INF = 1e9; const ll LINF = ll(1e18); const int MOD = 1000000007; const int dx[4] = {0, 1, 0, -1}, dy[4] = {-1, 0, 1, 0}; const int Dx[8] = {0, 1, 1, 1, 0, -1, -1, -1}, Dy[8] = {-1, -1, 0, 1, 1, 1, 0, -1}; #define yes cout << "Yes" << endl #define YES cout << "YES" << endl #define no cout << "No" << endl #define NO cout << "NO" << endl #define rep(i, n) for (int i = 0; i < n; i++) #define FOR(i, m, n) for (int i = m; i < n; i++) #define ALL(v) v.begin(), v.end() #define debug(v) \ cout << #v << ":"; \ for (auto x : v) \ { \ cout << x << ' '; \ } \ cout << endl; template <class T> bool chmax(T &a, const T &b) { if (a < b) { a = b; return 1; } return 0; } template <class T> bool chmin(T &a, const T &b) { if (b < a) { a = b; return 1; } return 0; } //cout<<fixed<<setprecision(15);有効数字15桁 //-std=c++14 //g++ yarudake.cpp -std=c++17 -I . ll gcd(ll a, ll b) { return b ? gcd(b, a % b) : a; } ll lcm(ll a, ll b) { return a / gcd(a, b) * b; } int main() { cin.tie(0); ios::sync_with_stdio(false); ll n; cin >> n; vector<ll> a(n), b(n); ll suma = 0; ll sumb = 0; rep(i, n - 1) { cin >> a[i] >> b[i]; suma += a[i]; sumb += b[i]; } ll diff = suma - sumb; ll ans = 0; if (diff >= 0) { ll count = 0; while (true) { if (count > sumb || diff + count > suma) { break; } a[n - 1] = count; b[n - 1] = diff + count; rep(i, n) { if (sumb - b[i] + b[n - 1] < a[i]) break; if (i == n - 1) ans++; } count++; } } else { ll count = 0; diff *= -1; while (true) { if (diff + count > sumb || count > suma) { break; } a[n - 1] = count + diff; b[n - 1] = count; rep(i, n) { if (sumb - b[i] + b[n - 1] < a[i]) break; if (i == n - 1) ans++; } count++; } } cout<<ans<<"\n"; }