Adding solution for 3452

TypeScript/3452.ts

@@ -0,0 +1,31 @@
+// 3452. Sum of Good Numbers
+
+function sumOfGoodNumbers(nums: number[], k: number): number {
+    let sum = 0;
+    let i: number = 0;
+    const limit: number = nums.length;
+    while ( i < limit ) {
+        let v: number = nums[i];
+        let lg: boolean = true;
+        if ( i-k >= 0 ) { lg = v > nums[i-k]; }
+        let rg: boolean = true;
+        if ( i+k < limit ) { rg = v > nums[i+k]; }
+
+        if ( lg == true && rg == true ) { sum += v; }
+
+        ++i;
+    }
+    return sum;
+};
+
+function main() {
+    function r(nums: number[], k: number, exp: number) {
+        console.log(`sumOfGoodNumbers([${nums}], ${k}) = ${sumOfGoodNumbers(nums, k)} | exp: ${exp}`)
+    }
+
+    r([1,3,2,1,5,4], 2, 12)
+    r([2,1], 1, 2)
+    r([45,38,20], 1, 45)
+}
+
+main()