2015/6

src/2015/6/1/index.ts

@@ -0,0 +1,46 @@
+export default async function runner(inputPath: string) {
+  const input = await Bun.file(inputPath).text();
+  
+  const lights: boolean[][] = []
+  
+  for(let x = 0; x<1000; x++){
+    lights[x] = [];
+    for(let y = 0; y<1000; y++){
+      lights[x]![y]=false;
+    }
+  }
+  
+  input.split("\n").forEach(line => {
+    if(line.trim() === '') return;
+    const [_1, command, x1, y1, x2, y2, _2] = line.split(/^(\w*(?:\s\w*)?)\s(\d*),(\d*)\s(?:\w*)\s(\d*),(\d*)$/gm);
+    
+    console.log(line, x1, x2, y1, y2, command)
+    
+    for(let x = parseInt(x1!); x<=parseInt(x2!); x++){
+      for(let y = parseInt(y1!); y<=parseInt(y2!); y++){
+        switch (command) {
+          case "turn on":
+            lights[x]![y]=true;
+            break;
+          case "turn off":
+            lights[x]![y]=false;
+            break;
+          case "toggle":
+            lights[x]![y]=!lights[x]![y];
+            break;
+          }
+      }
+    }
+    
+  })
+  
+  let cnt = 0;
+  
+  for(let x = 0; x<1000; x++){
+    for(let y = 0; y<1000; y++){
+      if (lights[x]![y]) cnt++;
+    }
+  }
+  console.log(cnt)
+  
+}

src/2015/6/2/index.ts

@@ -0,0 +1,45 @@
+export default async function runner(inputPath: string) {
+  const input = await Bun.file(inputPath).text();
+  
+  const lights: number[][] = []
+  
+  for(let x = 0; x<1000; x++){
+    lights[x] = [];
+    for(let y = 0; y<1000; y++){
+      lights[x]![y]=0;
+    }
+  }
+  
+  input.split("\n").forEach(line => {
+    if(line.trim() === '') return;
+    const [_1, command, x1, y1, x2, y2, _2] = line.split(/^(\w*(?:\s\w*)?)\s(\d*),(\d*)\s(?:\w*)\s(\d*),(\d*)$/gm);
+    
+    for(let x = parseInt(x1!); x<=parseInt(x2!); x++){
+      for(let y = parseInt(y1!); y<=parseInt(y2!); y++){
+        switch (command) {
+          case "turn on":
+            lights[x]![y]!+=1;
+            break;
+          case "turn off":
+            lights[x]![y]! -= 1;
+            lights[x]![y]! = Math.max(lights[x]![y]!, 0)
+            break;
+          case "toggle":
+            lights[x]![y]!+=2;
+            break;
+        }
+      }
+    }
+    
+  })
+  
+  let cnt = 0;
+  
+  for(let x = 0; x<1000; x++){
+    for(let y = 0; y<1000; y++){
+      cnt+=lights[x]![y]!;
+    }
+  }
+  console.log(cnt)
+  
+}