Implemented modulo operation

tests/programs/remainder.q

@@ -0,0 +1,37 @@
+import sys
+
+main() {
+	if 0 % 1 != 0 {
+		sys.exit(1)
+	}
+
+	if 1 % 1 != 0 {
+		sys.exit(1)
+	}
+
+	if 2 % 1 != 0 {
+		sys.exit(1)
+	}
+
+	if 0 % 2 != 0 {
+		sys.exit(1)
+	}
+
+	if 1 % 2 != 1 {
+		sys.exit(1)
+	}
+
+	if 2 % 2 != 0 {
+		sys.exit(1)
+	}
+
+	if 3 % 2 != 1 {
+		sys.exit(1)
+	}
+
+	if 256 % 10 != 6 {
+		sys.exit(1)
+	}
+	
+	sys.exit(0)
+}

tests/programs_test.go

@@ -35,6 +35,7 @@ var programs = []struct {
 	{"jump-near", "", "", 0},
 	{"loop", "", "", 0},
 	{"loop-lifetime", "", "", 0},
+	{"remainder", "", "", 0},
 }
 
 func TestPrograms(t *testing.T) {