結果
問題 | No.10 +か×か |
ユーザー | is_eri23 |
提出日時 | 2014-10-24 17:56:16 |
言語 | C++11 (gcc 11.4.0) |
結果 |
AC
|
実行時間 | 603 ms / 5,000 ms |
コード長 | 3,127 bytes |
コンパイル時間 | 1,474 ms |
コンパイル使用メモリ | 163,216 KB |
実行使用メモリ | 381,708 KB |
最終ジャッジ日時 | 2024-12-14 15:25:24 |
合計ジャッジ時間 | 4,158 ms |
ジャッジサーバーID (参考情報) |
judge1 / judge2 |
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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 | 62 ms
165,884 KB |
testcase_01 | AC | 62 ms
165,960 KB |
testcase_02 | AC | 63 ms
166,028 KB |
testcase_03 | AC | 535 ms
381,708 KB |
testcase_04 | AC | 76 ms
168,196 KB |
testcase_05 | AC | 64 ms
165,980 KB |
testcase_06 | AC | 603 ms
380,432 KB |
testcase_07 | AC | 239 ms
239,792 KB |
testcase_08 | AC | 84 ms
172,908 KB |
testcase_09 | AC | 80 ms
169,696 KB |
testcase_10 | AC | 62 ms
165,928 KB |
testcase_11 | AC | 63 ms
165,976 KB |
ソースコード
#include <bits/stdc++.h> #define EPS 1e-9 #define INF 1070000000LL #define MOD 1000000007LL #define fir first #define foreach(it,X) for(auto it=(X).begin();it!=(X).end();it++) #define numa(x,a) for(auto x: a) #define ite iterator #define mp make_pair #define mt make_tuple #define rep(i,n) rep2(i,0,n) #define rep2(i,m,n) for(int i=m;i<(n);i++) #define pb push_back #define pf push_front #define sec second #define sz(x) ((int)(x).size()) #define ALL( c ) (c).begin(), (c).end() #define gcd(a,b) __gcd(a,b) #define mem(x,n) memset(x,n,sizeof(x)) #define endl "\n" using namespace std; template <int POS, class TUPLE> void deploy(std::ostream &os, const TUPLE &tuple){} template <int POS, class TUPLE, class H, class ...Ts> void deploy(std::ostream &os, const TUPLE &t){ os << (POS == 0 ? "" : ", ") << get<POS>(t); deploy<POS + 1, TUPLE, Ts...>(os, t); } template <class T> std::ostream& operator<<(std::ostream &os, std::vector<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T> std::ostream& operator<<(std::ostream &os, std::set<T> &v){ int remain = v.size(); os << "{"; for(auto e: v) os << e << (--remain == 0 ? "}" : ", "); return os; } template <class T, class K> std::ostream& operator<<(std::ostream &os, std::map<T, K> &mp){ int remain = mp.size(); os << "{"; for(auto e: mp) os << "(" << e.first << " -> " << e.second << ")" << (--remain == 0 ? "}" : ", "); return os; } #define DEBUG1(var0) { std::cerr << (#var0) << "=" << (var0) << endl; } #define DEBUG2(var0, var1) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG1(var1); } #define DEBUG3(var0, var1, var2) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG2(var1,var2); } #define DEBUG4(var0, var1, var2, var3) { std::cerr << (#var0) << "=" << (var0) << ", ";DEBUG3(var1,var2,var3); } using ll = long long; int a[100100]; string memo[52][100100]; int total; int main(){ cin.tie(0); ios_base::sync_with_stdio(0); int N; cin >> N; cin >> total; rep(i,N){ cin >> a[i]; } if(N == 1){// N == 1 is ...??? cout << endl; return 0; } if(a[0] * a[1] <= total){ memo[1][a[0]*a[1]] = "*"; } if(a[0] + a[1] <= total){ memo[1][a[0]+a[1]] = "+"; } for(int i = 2;i < N;i++){ for(int j = 0; j <=total;j++){ if(sz(memo[i-1][j]) != 0){ if(j+a[i] <= total){ if(sz(memo[i][j+a[i]]) == 0){ memo[i][j+a[i]] = memo[i-1][j]; memo[i][j+a[i]] += '+'; }else{ auto x = memo[i-1][j]; x += '+'; memo[i][j+a[i]] = max(memo[i][j+a[i]],x); } } if(j*a[i] <= total){ if(sz(memo[i][j*a[i]]) == 0){ memo[i][j*a[i]] = memo[i-1][j]; memo[i][j*a[i]] += '*'; }else{ auto x = memo[i-1][j]; x+= '*'; memo[i][j*a[i]] = max(memo[i][j*a[i]],x); } } } } } numa(c,memo[N-1][total]){ cout << c; } cout << endl; return 0; }