Data update

Task/Modified-random-distribution/JavaScript/modified-random-distribution.js

@@ -0,0 +1,36 @@
+function modifier(x) { return (x < .5 ? -1 : +1)*(2*(x-.5)) }
+
+function random(m) {
+  let random1, random2;
+  while (true) {
+    random1 = Math.random();
+    random2 = Math.random();
+    if (random2 < m(random1)) {
+      return random1;
+    }
+  }
+}
+
+const N = 10000;
+const bins = 20;
+var numbers = [];
+for (i=0;i<N;i++) {
+  let number = random(modifier);
+  numbers.push(number);
+}
+
+const delta = 1.0/bins;
+var count = 0;
+for (ceil=delta; ceil<1.0+delta; ceil+=delta) {
+  for (n of numbers) {
+    if ((n < ceil) && (ceil - delta <= n)) {
+      count++;
+    }
+  }
+  let width = count/N * 80;
+  let bar = '';
+
+  for (i = 0; i<width; i++) bar+='#';
+  console.log(bar);
+  count = 0;
+}