Day 20 part 1 done

Co-authored-by: sigonasr2 <sigonasr2@gmail.com>

main.cpp

@@ -1,89 +1,92 @@
+#define OLC_PGE_HEADLESS
 #define OLC_PGE_APPLICATION
 #include "pixelGameEngine.h"
-#include "olcutils.h"
 
 using namespace olc;
 
-class Example : public olc::PixelGameEngine
-{
-public:
-	Example()
+struct Data{
+    int value; //Number.
+    int position; //Current position in the list.
+};
+
+int main()
 {
-		sAppName = "Example";
+	std::ifstream file("input");
+    std::vector<Data*>originalSet;
+    std::vector<Data*>newSet;
+    while (file.good()){
+        std::string line;
+        std::getline(file,line);
+        //std::cout<<line<<std::endl;
+        if (line.length()>0){
+            Data*data=new Data{std::atoi(line.c_str()),(int)originalSet.size()};
+            originalSet.push_back(data);
+            newSet.push_back(data);
         }
-
-public:
-    bool RayVsRect(const vf2d ray_origin, const vf2d ray_dir, const olc::utils::geom2d::rect<float> target, vf2d&contact_point, vf2d&contact_normal, float&t_hit_near){
-
-        contact_normal = { 0, 0 };
-        contact_point = { 0, 0 };
-
-        vf2d t_near = {(target.pos.x - ray_origin.x) / ray_dir.x, (target.pos.y - ray_origin.y) / ray_dir.y};
-        vf2d t_far = {(target.pos.x + target.size.x - ray_origin.x) / ray_dir.x, (target.pos.y + target.size.y - ray_origin.y) / ray_dir.y};
-
-        if (t_near.x > t_far.x) {float b; b = t_near.x; t_near.x = t_far.x; t_far.x = b;};
-        if (t_near.y > t_far.y) {float b; b = t_near.y; t_near.y = t_far.y; t_far.y = b;};
-
-        if (t_near.x > t_far.y || t_near.y > t_far.x) return false;
-
-        t_hit_near = fmax(t_near.x, t_near.y);
-        float t_hit_far = fmin(t_far.x, t_far.y);
-
-        if (t_hit_far < 0) return false;
-
-        contact_point.x = ray_origin.x + t_hit_near * ray_dir.x; 
-        contact_point.y = ray_origin.y + t_hit_near * ray_dir.y;
-
-        if (t_near.x > t_near.y)
-            if ( 1.0f / ray_dir.x < 0)
-                contact_normal = { 1, 0 };
-            else
-                contact_normal = { -1, 0};
-        else 
-        if ( t_near.x < t_near.y)
-            if ( 1.0f / ray_dir.y < 0)
-                contact_normal = { 0, 1 };
-            else
-                contact_normal = { 0, -1 };
-        
-        return true;
-
-        
     }
-    vf2d originPoint={16,16};
-	bool OnUserCreate() override
-	{
-		// Called once at the start, so create things here
-		return true;
+    for (int i=0;i<originalSet.size();i++){
+        Data*val=originalSet[i];
+        int pos=val->position;
+        Data*temp=newSet[pos];
+        int shift=val->value;
+        while (shift!=0){
+            if (shift>0){
+                //Move it to the right of the list.
+                int newPos=(pos+1)%newSet.size();
+                /*std::cout<<"  Swap "<<newSet[pos]->value<<" ["<<newSet[pos]->position<<"]";
+                std::cout<<"  with "<<newSet[newPos]->value<<" ["<<newSet[newPos]->position<<"]"<<std::endl;*/
+                newSet[pos]=newSet[newPos];
+                newSet[newPos]=temp;
+                newSet[newPos]->position=newPos;
+                newSet[pos]->position=pos;
+                shift--;
+                pos=newPos;
+            } else {
+                //Move it to the left of the list.
+                int newPos=pos-1;
+                if (newPos<0){
+                    newPos=newSet.size()-1;
+                }   
+                /*std::cout<<"  Swap "<<newSet[pos]->value<<" ["<<newSet[pos]->position<<"]";
+                std::cout<<"  with "<<newSet[newPos]->value<<" ["<<newSet[newPos]->position<<"]";*/
+                newSet[pos]=newSet[newPos];
+                newSet[newPos]=temp;
+                newSet[newPos]->position=newPos;
+                newSet[pos]->position=pos;
+                shift++;
+                pos=newPos;
+            }
+        }
+        /*std::cout<<std::endl;
+        for (int i=0;i<newSet.size();i++){
+            if (i!=0){
+                std::cout<<",";
+            }
+            std::cout<<newSet[i]->value<<" ["<<newSet[i]->position<<"]";
+        }
+        std::cout<<std::endl;*/
     }
 
-	bool OnUserUpdate(float fElapsedTime) override
-	{
-        vf2d velocity={(GetKey(D).bHeld-GetKey(A).bHeld)*20*fElapsedTime,(GetKey(S).bHeld-GetKey(W).bHeld)*20*fElapsedTime};
-        vf2d contact_point;
-        vf2d contact_normal;
-        float t_hit_near;
+    Data*zeroVal;
 
-		Clear(Pixel(64,64,255));
-        if (!olc::utils::geom2d::overlaps(olc::utils::geom2d::circle<float>{originPoint+velocity,5},olc::utils::geom2d::rect<float>{{32,32},{64,32}})) {
-            originPoint+=velocity;
-            DrawCircle(originPoint,5);
-        } else {
-            DrawCircle(originPoint,5,RED);
+    for (int i=0;i<newSet.size();i++){
+        if (newSet[i]->value==0){
+            zeroVal=newSet[i];
+            break;
         }
-        DrawLine(originPoint,GetMousePos());
-
-        DrawRect({32,32},{64,32},RayVsRect(originPoint, GetMousePos()-originPoint, olc::utils::geom2d::rect<float>{{32,32},{64,32}},contact_point,contact_normal,t_hit_near)&&t_hit_near<1?YELLOW:WHITE);
-		return true;
     }
-};
 
+    int offset=(zeroVal->position+1000)%newSet.size();
+    int offset2=(zeroVal->position+2000)%newSet.size();
+    int offset3=(zeroVal->position+3000)%newSet.size();
+
+    std::cout<<"1000: "<<newSet[offset]->value<<std::endl;
+    std::cout<<"2000: "<<newSet[offset2]->value<<std::endl;
+    std::cout<<"3000: "<<newSet[offset3]->value<<std::endl;
+
+    int sum=newSet[offset]->value+newSet[offset2]->value+newSet[offset3]->value;
+    std::cout<<"Sum: "<<sum<<std::endl;
     
-int main()
-{
-	Example demo;
-	if (demo.Construct(128, 120, 8, 8))
-		demo.Start();
 
 	return 0;
 }

sig

@@ -3,7 +3,7 @@ export AUTO_UPDATE=true
 source utils/define.sh
 
 define PROJECT_NAME "C++ProjectTemplate"
-define CUSTOM_PARAMS "-std=c++17 -lX11 -lGL -lpthread -lpng -lstdc++fs -lpulse -lpulse-simple -I/usr/include/lua5.3"
+define CUSTOM_PARAMS "-std=c++17 -lX11 -lpthread -lpng -lstdc++fs -I/usr/include/lua5.3"
 define LANGUAGE "C++"
 
 source utils/main.sh

testinput

@@ -0,0 +1,7 @@
+1
+2
+-3
+3
+-2
+0
+4