TopCoder SRM 196 DIV2 水位

2013年12月5日#implement #TopCoder43

AI 翻訳

この記事はAIを通じて英語から日本語に翻訳されました。原文を表示

AI が生成した要約

TopCoder SRM 196 DIV2 WaterLevel 是一個很機車的實作題，需要考慮所有情況並用if表達出來。

非常に面倒な実装問題で、このような問題はすべての状況を if 文で表現する必要があります。

// BEGIN CUT HERE  
  
// END CUT HERE  
#line 5 "GCAcode.cpp"  
#include <cstdlib>  
#include <cctype>  
#include <cstring>  
#include <cstdio>  
#include <cmath>  
#include <algorithm>  
#include <vector>  
#include <string\>  
#include <iostream>  
#include <sstream>  
#include <map>  
#include <set>  
#include <queue>  
#include <stack>  
#include <fstream>  
#include <numeric>  
#include <iomanip>  
#include <bitset>  
#include <list>  
#include <stdexcept>  
#include <functional>  
#include <utility>  
#include <ctime>  
using namespace std;  
#ifdef DEBUG  
#define VAR(a,b) \_\_typeof(b) a=(b)  
#define debug(...) printf("DEBUG: "),printf(\_\_VA\_ARGS\_\_)  
#else  
#define VAR(a,b) \_\_typeof(b) a=(b)  
#define debug(...)  
#endif  
typedef unsigned int uint;  
typedef long long int Int;  
typedef unsigned long long int UInt;  
#define Set(a,s) memset(a,s,sizeof(a))  
#define Pln() printf("\\n")  
#define For(i,x)for(int i=0;i<x;i++)  
#define CON(x,y) x##y  
#define M MAX\_LIMITS  
#define PB push\_back  
#define oo INT\_MAX  
#define FOR(a,b) for(VAR(a,(b).begin());a!=(b).end();++a)  
#define eps 1e-9  
#define X first  
#define Y second  
inline bool xdy(double x,double y){return x>y+eps;}  
inline bool xddy(double x,double y){return x>y-eps;}  
inline bool xcy(double x,double y){return x<y-eps;}  
inline bool xcdy(double x,double y){return x<y+eps;}  
const Int mod=1000000007;  
  
  
class WaterLevel  
{  
        public:  
        double netAmt(int evapNormal, int evapFlood, vector <int\> rain)  
        {  
            double now=0;  
            double part=1.;  
            for(int i=0;i<rain.size();){  
                if(now==0){//中央  
                    double t=rain\[i\]\*part-evapNormal\*part;  
                    if(t<=0){  
                        now+=t;  
                    }  
                    else{  
                        t=rain\[i\]\*part-evapFlood\*part;  
                        if(t>0){  
                            now+=t;  
                        }else{  
                            now=0;  
                        }  
                    }  
                    part=1.;  
                    i++;  
                }else if(now<0){  
                    double t=rain\[i\]\*part-evapNormal\*part;  
                    if(t+now>=0){//洪水段に達することができる  
                        part=1-(-now/t);  
                        now=0;  
                    }else{  
                        now+=t;  
                        part=1.;  
                        i++;  
                    }  
                }else{//現在洪水段を超えている  
                    double t=rain\[i\]\*part-evapFlood\*part;  
                    if(t+now<=0){  
                        part=(1-(-now)/t);  
                        now=0;  
                    }else{  
                        now+=t;  
                        part=1.;  
                        i++;  
                    }  
                }  
                printf("%.2f %d\\n",now,i);  
            }  
            return now;  
        }  
          
// BEGIN CUT HERE  
    public:  
    void run\_test(int Case) { if ((Case == -1) || (Case == 0)) test\_case\_0(); if ((Case == -1) || (Case == 1)) test\_case\_1(); if ((Case == -1) || (Case == 2)) test\_case\_2(); if ((Case == -1) || (Case == 3)) test\_case\_3(); if ((Case == -1) || (Case == 4)) test\_case\_4();}  
    private:  
    template <typename T> string print\_array(const vector<T> &V) { ostringstream os; os << "{ "; for (typename vector<T>::const\_iterator iter = V.begin(); iter != V.end(); ++iter) os << '\\"' << \*iter << "\\","; os << " }"; return os.str(); }  
    void verify\_case(int Case, const double &Expected, const double &Received) { cout << "テストケース #" << Case << "..."; if (Expected == Received) cout << "合格" << endl; else { cout << "不合格" << endl; cout << "\\t期待値: \\"" << Expected << '\\"' << endl; cout << "\\t受け取った値: \\"" << Received << '\\"' << endl; } }  
    void test\_case\_0() { int Arg0 = 20; int Arg1 = 40; int Arr2\[\] = {0,60,0,0}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = -35.0; verify\_case(0, Arg3, netAmt(Arg0, Arg1, Arg2)); }  
    void test\_case\_1() { int Arg0 = 20; int Arg1 = 39; int Arr2\[\] = {0,60}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = 10.5; verify\_case(1, Arg3, netAmt(Arg0, Arg1, Arg2)); }  
    void test\_case\_2() { int Arg0 = 20; int Arg1 = 40; int Arr2\[\] = {0}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = -20.0; verify\_case(2, Arg3, netAmt(Arg0, Arg1, Arg2)); }  
    void test\_case\_3() { int Arg0 = 200; int Arg1 = 800; int Arr2\[\] = {0,600}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = 0.0; verify\_case(3, Arg3, netAmt(Arg0, Arg1, Arg2)); }  
    void test\_case\_4() { int Arg0 = 300; int Arg1 = 379; int Arr2\[\] = {0, 800, 0, 800, 512, 555, 1000}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = 0.0; verify\_case(4, Arg3, netAmt(Arg0, Arg1, Arg2)); }  
  
// END CUT HERE  
  
};  
  
// BEGIN CUT HERE  
int main()  
{  
        WaterLevel \_\_\_test;  
        \_\_\_test.run\_test(-1);  
        return 0;  
}  
// END CUT HERE

// BEGIN CUT HERE // END CUT HERE #line 5 "GCAcode.cpp" #include <cstdlib> #include <cctype> #include <cstring> #include <cstdio> #include <cmath> #include <algorithm> #include <vector> #include <string\> #include <iostream> #include <sstream> #include <map> #include <set> #include <queue> #include <stack> #include <fstream> #include <numeric> #include <iomanip> #include <bitset> #include <list> #include <stdexcept> #include <functional> #include <utility> #include <ctime> using namespace std; #ifdef DEBUG #define VAR(a,b) \_\_typeof(b) a=(b) #define debug(...) printf("DEBUG: "),printf(\_\_VA\_ARGS\_\_) #else #define VAR(a,b) \_\_typeof(b) a=(b) #define debug(...) #endif typedef unsigned int uint; typedef long long int Int; typedef unsigned long long int UInt; #define Set(a,s) memset(a,s,sizeof(a)) #define Pln() printf("\\n") #define For(i,x)for(int i=0;i<x;i++) #define CON(x,y) x##y #define M MAX\_LIMITS #define PB push\_back #define oo INT\_MAX #define FOR(a,b) for(VAR(a,(b).begin());a!=(b).end();++a) #define eps 1e-9 #define X first #define Y second inline bool xdy(double x,double y){return x>y+eps;} inline bool xddy(double x,double y){return x>y-eps;} inline bool xcy(double x,double y){return x<y-eps;} inline bool xcdy(double x,double y){return x<y+eps;} const Int mod=1000000007; class WaterLevel { public: double netAmt(int evapNormal, int evapFlood, vector <int\> rain) { double now=0; double part=1.; for(int i=0;i<rain.size();){ if(now==0){//中央 double t=rain\[i\]\*part-evapNormal\*part; if(t<=0){ now+=t; } else{ t=rain\[i\]\*part-evapFlood\*part; if(t>0){ now+=t; }else{ now=0; } } part=1.; i++; }else if(now<0){ double t=rain\[i\]\*part-evapNormal\*part; if(t+now>=0){//洪水段に達することができる part=1-(-now/t); now=0; }else{ now+=t; part=1.; i++; } }else{//現在洪水段を超えている double t=rain\[i\]\*part-evapFlood\*part; if(t+now<=0){ part=(1-(-now)/t); now=0; }else{ now+=t; part=1.; i++; } } printf("%.2f %d\\n",now,i); } return now; } // BEGIN CUT HERE public: void run\_test(int Case) { if ((Case == -1) || (Case == 0)) test\_case\_0(); if ((Case == -1) || (Case == 1)) test\_case\_1(); if ((Case == -1) || (Case == 2)) test\_case\_2(); if ((Case == -1) || (Case == 3)) test\_case\_3(); if ((Case == -1) || (Case == 4)) test\_case\_4();} private: template <typename T> string print\_array(const vector<T> &V) { ostringstream os; os << "{ "; for (typename vector<T>::const\_iterator iter = V.begin(); iter != V.end(); ++iter) os << '\\"' << \*iter << "\\","; os << " }"; return os.str(); } void verify\_case(int Case, const double &Expected, const double &Received) { cout << "テストケース #" << Case << "..."; if (Expected == Received) cout << "合格" << endl; else { cout << "不合格" << endl; cout << "\\t期待値: \\"" << Expected << '\\"' << endl; cout << "\\t受け取った値: \\"" << Received << '\\"' << endl; } } void test\_case\_0() { int Arg0 = 20; int Arg1 = 40; int Arr2\[\] = {0,60,0,0}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = -35.0; verify\_case(0, Arg3, netAmt(Arg0, Arg1, Arg2)); } void test\_case\_1() { int Arg0 = 20; int Arg1 = 39; int Arr2\[\] = {0,60}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = 10.5; verify\_case(1, Arg3, netAmt(Arg0, Arg1, Arg2)); } void test\_case\_2() { int Arg0 = 20; int Arg1 = 40; int Arr2\[\] = {0}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = -20.0; verify\_case(2, Arg3, netAmt(Arg0, Arg1, Arg2)); } void test\_case\_3() { int Arg0 = 200; int Arg1 = 800; int Arr2\[\] = {0,600}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = 0.0; verify\_case(3, Arg3, netAmt(Arg0, Arg1, Arg2)); } void test\_case\_4() { int Arg0 = 300; int Arg1 = 379; int Arr2\[\] = {0, 800, 0, 800, 512, 555, 1000}; vector <int\> Arg2(Arr2, Arr2 + (sizeof(Arr2) / sizeof(Arr2\[0\]))); double Arg3 = 0.0; verify\_case(4, Arg3, netAmt(Arg0, Arg1, Arg2)); } // END CUT HERE }; // BEGIN CUT HERE int main() { WaterLevel \_\_\_test; \_\_\_test.run\_test(-1); return 0; } // END CUT HERE