Merge pull request #7413 from zapwai/branch-for-199

Rust code for week 199

2 files changed, 39 insertions, 0 deletions

diff --git a/challenge-199/zapwai/rust/ch-1.rs b/challenge-199/zapwai/rust/ch-1.rs
new file mode 100644
index 0000000000..66ca6b7aa0
--- /dev/null
+++ b/challenge-199/zapwai/rust/ch-1.rs
@@ -0,0 +1,18 @@
+fn main() {
+    let list = vec![1,2,3,1,1,3];
+    //    let list = vec![1,2,3];
+    //    let list = vec![1,1,1,1];    
+    println!("Input: list = {:?}",list);
+    let mut cnt = 0;
+    let mut output = String::from("");
+    for i in 0 ..= list.len()-2 {
+	for j in i+1 ..= list.len()-1 {
+	    if list[i] == list[j] {
+		cnt += 1;
+		output += &format!("({},{}) ",i,j);
+	    }
+	}
+    }
+    println!("Output: {cnt}");
+    println!("{output}");
+}
diff --git a/challenge-199/zapwai/rust/ch-2.rs b/challenge-199/zapwai/rust/ch-2.rs
new file mode 100644
index 0000000000..2a394ad4c5
--- /dev/null
+++ b/challenge-199/zapwai/rust/ch-2.rs
@@ -0,0 +1,21 @@
+fn main() {
+    let array : Vec<i32> = vec![3,0,1,1,9,7];
+    let (x,y,z) : (i32, i32, i32) = (7,2,3);
+    println!("Input: array = {:?}",array);
+    let mut cnt = 0;
+    let mut output = String::from("Good triplets are... \n");
+    for i in 0 .. array.len() - 2 {
+	for j in i + 1 .. array.len() - 1 {
+	    for k in j + 1 .. array.len() {
+		if ((array[i] - array[j]).abs() <= x) &&
+		    ((array[j] - array[k]).abs() <= y) &&
+		    ((array[i] - array[k]).abs() <= z) {
+			cnt += 1;
+			output += &format!("({},{},{}) -> (i,j,k) = ({},{},{})\n",array[i],array[j],array[k],i,j,k);
+		    }
+	    }
+	}
+    }
+    println!("Output: {cnt}");
+    println!("{output}");
+}