結果
| 問題 |
No.959 tree and fire
|
| コンテスト | |
| ユーザー |
|
| 提出日時 | 2020-01-07 12:47:20 |
| 言語 | C++14 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
AC
|
| 実行時間 | 2 ms / 2,000 ms |
| コード長 | 2,496 bytes |
| コンパイル時間 | 1,745 ms |
| コンパイル使用メモリ | 166,960 KB |
| 実行使用メモリ | 6,824 KB |
| 最終ジャッジ日時 | 2024-11-23 00:51:16 |
| 合計ジャッジ時間 | 3,159 ms |
|
ジャッジサーバーID (参考情報) |
judge2 / judge4 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 54 |
ソースコード
#include <bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (n); ++i)
#define per(i, n) for(int i = (n)-1; i >= 0; --i)
#define eee(a) (cerr << (#a) << ": " << (a) << endl);
#define ppp(a) (cout << (a) << endl);
#define cop(a) for(auto x:(a)){cout << x << endl;}
using ll = long long;
using pint = pair<int, int>;
using pll = pair<ll, ll>;
using mint = map<int, int>;
int dx[4] = {1, 0, -1, 0};
int dy[4] = {0, 1, 0, -1};
constexpr char sp = ' ';
constexpr char cmm = ',';
constexpr int MOD = 1e9+7;
constexpr int INF = 1e9;
constexpr ll LINF = 1e18;
constexpr double phi = (1+sqrt(5))/2;
constexpr double pi = 3.14159265358979323846264338327950288;
ll mod(ll a, ll b){return (a%b+b)%b;}
ll gcd(ll a, ll b){return b?gcd(b,a%b):a;}
ll lcm(ll a, ll b){return a*b/gcd(a,b);}
inline void Yes(){puts("Yes");}
inline void No(){puts("No");}
inline void Judge(bool b){b?Yes():No();}
inline void YES(){puts("YES");}
inline void NO(){puts("NO");}
inline void JUDGE(bool b){b?YES():NO();}
inline ll powmod(ll b, ll e){ll r=1;while(e>0){if(e&1)r=(r%MOD)*(b%MOD)%MOD;b=(b%MOD)*(b%MOD)%MOD;e>>=1;}return r;}
inline double distance(ll x1, ll y1, ll x2, ll y2){return sqrt((x1-x2)*(x1-x2) + (y1-y2)*(y1-y2));}
inline double d2r(double d){return d*pi/180;}
inline double r2d(double r){return r*180/pi;}
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; }
template<typename T1, typename T2> ostream& operator<<(ostream& s, const pair<T1, T2>& p) {return s << "(" << p.first << ", " << p.second << ")";}
template<typename T> ostream& operator<<(ostream& s, const vector<T>& v) {
s<<'[';for(size_t i=0;i<v.size();++i){s << v[i];if(i < v.size()-1) s << ", ";}s<<']';return s;
}
struct __f{
__f(){
// comment this out when you use scanf or printf
// cin.tie(0); ios::sync_with_stdio(0);
cout<<fixed<<setprecision(15);
}
};
int main(){
ll n, m;
scanf("%lld%lld", &n, &m);
double p;
scanf("%lf", &p);
double p2 = p*p;
double p3 = p2*p;
double p4 = p3*p;
double p5 = p4*p;
double res;
ll N, M;
N = n-2;
M = m-2;
int cond = (N>=0ll)+(M>=0ll);
if(N >= 0 and M >= 0){
res = p3*4 + p4*2*(N+M) + p5*N*M;
}
else if(N < 0 and M < 0){
res = p;
}
else{
res = p2*2 + p3*max(N,M);
}
printf("%.10lf\n", res);
return 0;
}