Monte Carlo

ChallengeLeaguePointSolver/ChallengeLeaguePointSolver.cpp

@@ -10,10 +10,10 @@ std::string slurp(std::ifstream& in) {
 }
 
 struct ScoreData{
-    int difficulty;
+    int difficulty=0;
     std::string song;
-    int totalEX;
-    int ex1,ex2,ex3;
+    int totalEX=0;
+    int ex1=0,ex2=0,ex3=0;
     std::string str()const{
         return "["+std::to_string(difficulty)+"] "+song+": "+std::to_string(totalEX)+" total, "+" EX1: "+std::to_string(ex1)+" EX2: "+std::to_string(ex2)+" EX3: "+std::to_string(ex3);
     }
@@ -23,6 +23,11 @@ struct ScoreData{
     }
 };
 
+struct Selection{
+    std::vector<std::pair<int,int>>selectedScore;
+    int totalEX=0;
+};
+
 std::string GetNext(int&marker,std::string str){
     int originalMarker=marker;
     marker=str.find_first_of(',',originalMarker)+1;
@@ -30,7 +35,6 @@ std::string GetNext(int&marker,std::string str){
 };
 
 int main(){
-
     std::vector<ScoreData>dataA,dataB;
 	std::ifstream file("team.csv");
     std::string line;
@@ -64,10 +68,89 @@ int main(){
             stoi(GetNext(marker,line))}
         );
     }
-
+    std::cout<<"File Contents:"<<std::endl<<std::endl;
     for(auto&list:{dataA,dataB}){
         for(auto&dat:list){
             std::cout<<dat<<std::endl;
         }
     }
+    std::cout<<"==================="<<std::endl;
+    std::vector<Selection>bestSelections;
+    while(true){
+        int Aselections=6,Bselections=6;
+        Selection selection;
+        int totalEX=0;
+        int hash=0;
+        std::vector<int>randomChoice={0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23};
+        for(int iSel=0;iSel<4;iSel++){
+            int arrInd=rand()%randomChoice.size();
+            int randSongIndex=randomChoice[arrInd];
+            randomChoice.erase(randomChoice.begin()+arrInd);
+            ScoreData*dataRef;
+            if(randSongIndex<12){
+                Aselections--;
+                dataRef=&dataA[randSongIndex];
+            }else{
+                Bselections--;
+                dataRef=&dataB[randSongIndex-12];
+            }
+            selection.selectedScore.push_back({0,randSongIndex});
+            selection.totalEX+=dataRef->ex1;
+            totalEX+=dataRef->ex1;
+        }
+        for(int iSel=0;iSel<4;iSel++){
+            int arrInd=rand()%randomChoice.size();
+            int randSongIndex=randomChoice[arrInd];
+            while(Aselections==0&&randSongIndex<12||Bselections==0&&randSongIndex>=12){
+                arrInd=rand()%randomChoice.size();
+                randSongIndex=randomChoice[arrInd];
+            }
+            randomChoice.erase(randomChoice.begin()+arrInd);
+            ScoreData*dataRef;
+            if(randSongIndex<12){
+                Aselections--;
+                dataRef=&dataA[randSongIndex];
+            }else{
+                Bselections--;
+                dataRef=&dataB[randSongIndex-12];
+            }
+            selection.selectedScore.push_back({1,randSongIndex});
+            selection.totalEX+=dataRef->ex2;
+            totalEX+=dataRef->ex2;
+        }
+        for(int iSel=0;iSel<4;iSel++){
+            int arrInd=rand()%randomChoice.size();
+            int randSongIndex=randomChoice[arrInd];
+            while(Aselections==0&&randSongIndex<12||Bselections==0&&randSongIndex>=12){
+                arrInd=rand()%randomChoice.size();
+                randSongIndex=randomChoice[arrInd];
+            }
+            randomChoice.erase(randomChoice.begin()+arrInd);
+            ScoreData*dataRef;
+            if(randSongIndex<12){
+                Aselections--;
+                dataRef=&dataA[randSongIndex];
+            }else{
+                Bselections--;
+                dataRef=&dataB[randSongIndex-12];
+            }
+            selection.selectedScore.push_back({2,randSongIndex});
+            selection.totalEX+=dataRef->ex3;
+            totalEX+=dataRef->ex3;
+        }
+        if(bestSelections.size()>0){
+            int bestEX=bestSelections.back().totalEX;
+            if(totalEX>bestEX){
+                std::cout<<"New best EX combination found: "+std::to_string(totalEX)+". Selections are:"<<std::endl<<"\t";
+                for(std::pair<int,int>&song:selection.selectedScore){
+                    std::cout<<"P"<<song.first<<"|"<<song.second<<",";
+                }
+                std::cout<<std::endl;
+                bestSelections.push_back(selection);
+            }
+        }else{
+            bestSelections.push_back(selection);
+        }
+    }
+    std::cout<<"Done"<<std::endl;
 }