Update hw5 to a newer version.

Signed-off-by: jmug <u.g.a.mariano@gmail.com>

hw5/hw4programs/leastsquare.oat

@@ -0,0 +1,40 @@
+
+int program(int argc, string[] argv) {
+  var n = 500;
+  return leastsquare(n);
+}
+
+/*finds the least number of squares to sum up to n*/
+
+int leastsquare(int n) {
+  var cache = new int[]{n+1};
+  cache[0] = 0;
+  cache[1] = 1;
+  cache[2] = 2;
+  cache[3] = 3;
+  for (var i = 4; i < n + 1; i=i+1;) {
+    /*set to some arbitrary high number*/
+    cache[i] = i;
+  
+    for (var k = 1; k < n; k = k + 1;) {
+      var temp = k*k;
+      if (temp > i) {
+        
+      } else {
+        cache[i] = min(cache[i], 1 + cache[i - temp]);
+      }
+    }
+  }
+  return cache[n];
+}
+
+
+
+
+int min(int y, int x) {
+  if (x > y) {
+    return y;
+  } else {
+    return x;
+  }
+}