2 files changed, 39 insertions, 0 deletions
diff --git a/challenge-197/zapwai/rust/ch-1.rs b/challenge-197/zapwai/rust/ch-1.rs
new file mode 100644
index 0000000000..a492ac2d21
--- /dev/null
+++ b/challenge-197/zapwai/rust/ch-1.rs
@@ -0,0 +1,11 @@
+fn main() {
+    // let mut v = vec![0,1,0,2,0];    
+    let mut v = vec![1,0,3,0,0,5];
+    println!("Input: {:?}",v);
+    let origlen = v.len();
+    v.retain( |&x| x != 0 );
+    let len = origlen - v.len();
+    let z = vec![0;len];
+    v = [v,z].concat();
+    println!("Output: {:?}",v);
+}
diff --git a/challenge-197/zapwai/rust/ch-2.rs b/challenge-197/zapwai/rust/ch-2.rs
new file mode 100644
index 0000000000..d7a0731029
--- /dev/null
+++ b/challenge-197/zapwai/rust/ch-2.rs
@@ -0,0 +1,28 @@
+fn main() {
+    let mut list = vec![1,5,1,1,6,4];
+    // let mut list = vec![1,3,2,2,3,1];    
+    println!("Input: {:?}",list);
+    let mut cnt = 1;    
+    while  cnt != 0 {
+	cnt = 0;
+	for i in 0..list.len()-1 {
+	    if i % 2 == 0 {
+		if list[i+1] < list[i] {
+		    cnt += 1;
+		    let hold = list[i];
+		    list[i] = list[i+1];
+		    list[i+1] = hold;		    
+		}
+	    }
+	    else {
+		if list[i+1] > list[i] {
+		    cnt += 1;
+		    let hold = list[i];
+		    list[i] = list[i+1];
+		    list[i+1] = hold;		    
+		}		
+	    }
+	}
+    }
+    println!("Output: {:?}",list);
+}