Use C's printf in simple.rs to provide a fair comparison.

boxdot · Dec 31, 2018 · f0a6e873001751690b6912ece52156e3007e66e5 · f0a6e87
1 parent 0e35194
commit f0a6e873001751690b6912ece52156e3007e66e5
Unified Split

Showing with 8 additions and 5 deletions.

+8 −5 simple.rs
diff --git a/simple.rs b/simple.rs
@@ -1,15 +1,18 @@
+  
+extern "C" {
+  
+    fn printf(fmt: *const i8, ...) -> i32;
+  
+}
+  
+
 pub fn main() {
    print_triples();
 }
-  
-
 fn print_triples() {
    let mut i = 0 as i32;
    for z in 1.. {
-  
-        for x in 1..=z {
-  
-            for y in x..=z {
-  
-                if x*x + y*y == z*z {
-  
-                    println!("({}, {}, {})", x, y, z);
+  
+        for x in 1..z + 1 {
+  
+            for y in x..z + 1 {
+  
+                if x * x + y * y == z * z {
+  
+                    unsafe { printf("(%i, %i, %i)\n".as_ptr() as *const i8, x, y, z) };
                    i = i + 1;
                    if i == 1000 {
                        return;