結果
問題 | No.1008 Bench Craftsman |
ユーザー | ミドリムシ |
提出日時 | 2020-03-06 22:25:23 |
言語 | C++14 (gcc 12.3.0 + boost 1.83.0) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,960 bytes |
コンパイル時間 | 1,484 ms |
コンパイル使用メモリ | 171,096 KB |
実行使用メモリ | 8,064 KB |
最終ジャッジ日時 | 2024-10-14 08:02:10 |
合計ジャッジ時間 | 5,576 ms |
ジャッジサーバーID (参考情報) |
judge4 / 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 | 12 ms
5,964 KB |
testcase_01 | AC | 2 ms
5,248 KB |
testcase_02 | AC | 13 ms
5,960 KB |
testcase_03 | AC | 12 ms
5,964 KB |
testcase_04 | WA | - |
testcase_05 | AC | 163 ms
7,972 KB |
testcase_06 | AC | 64 ms
6,656 KB |
testcase_07 | AC | 13 ms
5,828 KB |
testcase_08 | AC | 6 ms
5,248 KB |
testcase_09 | AC | 98 ms
7,168 KB |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | AC | 154 ms
7,936 KB |
testcase_13 | WA | - |
testcase_14 | WA | - |
testcase_15 | WA | - |
testcase_16 | AC | 156 ms
7,936 KB |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 154 ms
8,060 KB |
testcase_20 | AC | 64 ms
6,400 KB |
testcase_21 | AC | 65 ms
6,584 KB |
testcase_22 | AC | 100 ms
7,040 KB |
testcase_23 | AC | 124 ms
7,496 KB |
testcase_24 | AC | 122 ms
7,464 KB |
testcase_25 | AC | 60 ms
6,560 KB |
testcase_26 | AC | 50 ms
6,272 KB |
testcase_27 | AC | 85 ms
6,784 KB |
testcase_28 | AC | 92 ms
7,040 KB |
testcase_29 | AC | 136 ms
7,552 KB |
ソースコード
#include <bits/stdc++.h> using namespace std; using lint = long long; const lint mod = 1e9 + 7; #define all(x) (x).begin(), (x).end() #define bitcount(n) __builtin_popcountl((lint)(n)) #define fcout cout << fixed << setprecision(15) #define highest(x) (63 - __builtin_clzl(x)) template<class T> inline void YES(T condition){ if(condition) cout << "YES" << endl; else cout << "NO" << endl; } template<class T> inline void Yes(T condition){ if(condition) cout << "Yes" << endl; else cout << "No" << endl; } template<class T = string, class U = char>int character_count(T text, U character){ int ans = 0; for(U i: text){ ans += (i == character); } return ans; } lint power(lint base, lint exponent, lint module){ if(exponent % 2){ return power(base, exponent - 1, module) * base % module; }else if(exponent){ lint root_ans = power(base, exponent / 2, module); return root_ans * root_ans % module; }else{ return 1; }} struct position{ int y, x; }; position mv[4] = {{0, -1}, {1, 0}, {0, 1}, {-1, 0}}; // double euclidean(position first, position second){ return sqrt((second.x - first.x) * (second.x - first.x) + (second.y - first.y) * (second.y - first.y)); } template<class T, class U> string to_string(pair<T, U> x){ return to_string(x.first) + "," + to_string(x.second); } string to_string(string x){ return x; } template<class itr> void array_output(itr start, itr goal){ string ans; for(auto i = start; i != goal; i++) ans += to_string(*i) + " "; if(!ans.empty()) ans.pop_back(); cout << ans << endl; } template<class itr> void cins(itr first, itr last){ for(auto i = first; i != last; i++){ cin >> (*i); } } template<class T> T gcd(T a, T b){ if(a && b){ return gcd(min(a, b), max(a, b) % min(a, b)); }else{ return a; }} template<class T> T lcm(T a, T b){ return a / gcd(a, b) * b; } struct combination{ vector<lint> fact, inv; combination(int sz) : fact(sz + 1), inv(sz + 1){ fact[0] = 1; for(int i = 1; i <= sz; i++){ fact[i] = fact[i - 1] * i % mod; } inv[sz] = power(fact[sz], mod - 2, mod); for(int i = sz - 1; i >= 0; i--){ inv[i] = inv[i + 1] * (i + 1) % mod; } } lint C(int p, int q) const{ if(q < 0 || p < q) return 0; return (fact[p] * inv[q] % mod * inv[p - q] % mod); } }; template<class itr> bool next_sequence(itr first, itr last, int max_bound){ itr now = last; while(now != first){ now--; (*now)++; if((*now) == max_bound){ (*now) = 0; }else{ return true; } } return false; } int N, M; vector<lint> a, x, w; bool is_ok(lint c){ int sz = 1e5 + 100; vector<lint> arr(sz * 3, 0); for(int i = 0; i < M; i++){ lint center = x[i] + 1, size = (w[i] + c - 1) / c; arr[center - size + sz] += c; arr[center + sz] -= c * 2; arr[center + size + sz] += c; } for(int i = 0; i < sz * 3 - 1; i++){ arr[i + 1] += arr[i]; } for(int i = 0; i < M; i++){ lint center = x[i] + 1, size = (w[i] + c - 1) / c; arr[center - size + sz] -= size * c - w[i]; arr[center + size + sz] += size * c - w[i]; } for(int i = 0; i < sz * 3 - 1; i++){ arr[i + 1] += arr[i]; } /*cout << c << " -> "; array_output(arr.begin() + sz, arr.begin() + sz + N);*/ for(int i = 0; i < N; i++){ if(arr[i + sz] >= a[i]){ return false; } } return true; } int main(){ cin >> N >> M; a.resize(N); cins(all(a)); x.resize(M); w.resize(M); for(int i = 0; i < M; i++){ cin >> x[i] >> w[i]; x[i]--; } if(*min_element(all(a)) > accumulate(all(w), 0ll)){ cout << 0 << endl; return 0; } lint c_max = 1e6; lint low = 0, high = c_max; // (low, high] while(low + 1 < high){ lint mid = (low + high) / 2; //cout << mid << " " << is_ok(mid) << endl; if(is_ok(mid)){ high = mid; }else{ low = mid; } } if(high == c_max){ cout << -1 << endl; }else{ cout << high << endl; } }