day 10 p1, day 9 not done lol

2022/day-10.cpp

@@ -0,0 +1,45 @@
+#include <iostream>
+#include <vector>
+#include <string>
+#include <algorithm>
+int main(int argc, char* argv[]){
+  std::cout<<"paste input followed by a ;\n";
+  std::vector<int> inp;
+  std::string line;
+  std::vector<int> instructions;
+  int reg = 1;
+  int cyc = 0;
+  while(getline(std::cin, line)){
+    if(line==";")
+      break;
+    if(line.find("noop") != std::string::npos){
+        instructions.push_back(0);
+    } else {
+        line.erase(0,5);
+        instructions.push_back(0);
+        instructions.push_back(stoi(line));
+    }
+  }
+  int signal = 0;
+  int crt_r = 0;
+  int reg_2 = 0;
+  std::vector<std::string> crt = {"........................................","........................................","........................................","........................................","........................................","........................................"};
+  for(int i : instructions){
+    //std::cout<<i<<std::endl;
+    cyc++;
+    if(cyc==20||cyc==60||cyc==100||cyc==140||cyc==180||cyc==220){
+        signal+=reg*cyc;
+        //std::cout<<signal<<std::endl;
+    }
+    if(cyc%40==0)
+      crt_r++;
+    else{
+
+    }
+    
+    reg+=i;
+
+  }
+  std::cout<<"part 1 :"<<signal<<std::endl<<crt[0];
+  return 0;
+}

2022/day-9.cpp

@@ -4,29 +4,94 @@
 #include <algorithm>
 struct move{
   char move;
-  int  distance;
 };
 struct grid{
   std::vector<std::vector<char>> grid;
-  std::vector<std::vector<char>> t_visited;
+  std::vector<std::vector<int>> t_visited;
   int x;
   int y;
+  int old_x;
+  int old_y;
+  int old_t_x;
+  int old_t_y;
+  int t_x;
+  int t_y;
 };
+// grid will just update the head to the x and y pos
+grid update(grid g){
+  //extend if necessary
+  grid temp = g;
+  if(g.y<g.old_y){
+    std::vector<char> t;
+    for(int i = 0;i!=temp.grid[0].size();i++)
+      t.push_back('.');
+    g.grid.push_back(t);
+  }
+  if(g.y>=g.grid.size()){
+    std::vector<char> t;
+    for(int i = 0;i!=temp.grid[0].size();i++)
+      t.push_back('.');
+    g.grid.push_back(t);
+  }
+  if(g.x<g.old_x){
+    for(int i = 0;i!=temp.grid.size();i++){
+      g.grid[i].push_back('.');
+      }
+  }
+  if(g.x>=g.grid[0].size()){
+    for(int i = 0;i!=temp.grid.size();i++){
+      g.grid[i].insert(g.grid[i].begin(),1,'.');
+      }
+  }
+  g.grid[g.grid.size()-g.old_y-1][g.old_x]='.';
+  //handle tail movement first
+  if(g.x>g.old_x){
+    //moving right
+    
+  }
+  //move head accordingly
+  //g.grid[g.grid.size()-g.old_y-1][g.old_x]='.';
+  g.grid[g.grid.size()-1-g.y][g.x]='H';
+  g.old_x=g.x;
+  g.old_y=g.y;
+  return g;
+}
+void list(grid g){
+  for(std::vector<char> c : g.grid){
+    for(char cc : c)
+      std::cout<<cc;
+    std::cout<<std::endl;
+  }
+}
 int main(int argc, char* argv[]){
   std::cout<<"paste input followed by a ;\n";
-  grid grid = {{{'H'}},{{'X'}},0,0}; // B means both are in the same spot
+  grid grid = {{{'H'}},{{0,0}},0,0,0,0,0,0,0,0}; // B means both are in the same spot
   
   std::string line;
-  std::vector<move> moves;
+  std::vector<char> moves;
   while(getline(std::cin, line)){
     if(line==";")
       break;
-    moves.push_back({line[0],line[2]-'0'});
+    for(int i = 0;i!=line[2]-'0';i++)
+      moves.push_back(line[0]);
     
     
   }
-  for(move i : moves){
-    
+  for(int i = 0; i!=moves.size();i++){
+    if(moves[i]=='U')
+      grid.y+=1;
+    if(moves[i]=='D')
+      grid.y-=1;
+    if(moves[i]=='R')
+      grid.x+=1;
+    if(moves[i]=='L')
+      grid.x-=1;
+    std::cout<<moves[i]<<" "<<grid.x<<grid.y<<std::endl;
+    grid = update(grid);
+    list(grid);
+    std::cout<<std::endl<<std::endl;
   }
+  std::cout<<std::endl;
+  //std::cout<<grid.grid.size();
   return 0;
 }

justfile

@@ -29,6 +29,9 @@ y22-d7:
 #2022 day 8 ~ both parts
 y22-d8:
     g++ -o ./2022/day-8 ./2022/day-8.cpp && ./2022/day-8  
-#2022 day 7 ~ both parts
+#2022 day 9 ~ (not done lol) both parts
 y22-d9:
-    g++ -o ./2022/day-9 ./2022/day-9.cpp && ./2022/day-9 
+    g++ -o ./2022/day-9 ./2022/day-9.cpp && ./2022/day-9 
+#2022 day 10 ~ both parts
+y22-d10:
+    g++ -o ./2022/day-10 ./2022/day-10.cpp && ./2022/day-10