new file: fundamental/mkTriangle.rs

shnarazk · Mar 5, 2019 · a1a3581 · a1a3581
1 parent 991a1df
commit a1a3581
Showing 1 changed file with 17 additions and 0 deletions.
diff --git a/fundamental/mkTriangle.rs b/fundamental/mkTriangle.rs
@@ -0,0 +1,17 @@
+fn main() {
+    make(2_000_000, 10);
+}
+
+fn make(nv: u32, chain: u32) {
+    println!("p cnf {} {}", nv, nv);
+    for i in 0..=nv - chain {
+        print!("{} ", i + chain);
+        for j in 1..chain {
+            print!("-{} ", i + chain - j);
+        }
+        println!("0");
+    }
+    for i in 1..chain {
+        println!("{} 0", i);
+    }
+}