diff --git a/Submission/Prashant Pandey/Power of Two/Power Of Two.png b/Submission/Prashant Pandey/Power of Two/Power Of Two.png
new file mode 100644
index 0000000..1944fe0
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diff --git a/Submission/Prashant Pandey/Power of Two/solution.c b/Submission/Prashant Pandey/Power of Two/solution.c
new file mode 100644
index 0000000..c66cf72
--- /dev/null
+++ b/Submission/Prashant Pandey/Power of Two/solution.c	
@@ -0,0 +1,8 @@
+#include <stdbool.h>
+
+bool isPowerOfTwo(int n) {
+    if (n <= 0) {
+        return false;
+    }
+    return (n & (n - 1)) == 0;
+}
diff --git a/Submission/Prashant Pandey/missing number/Missing Number.png b/Submission/Prashant Pandey/missing number/Missing Number.png
new file mode 100644
index 0000000..126d190
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diff --git a/Submission/Prashant Pandey/missing number/solution.c b/Submission/Prashant Pandey/missing number/solution.c
new file mode 100644
index 0000000..2933b81
--- /dev/null
+++ b/Submission/Prashant Pandey/missing number/solution.c	
@@ -0,0 +1,11 @@
+int missingNumber(int* nums, int numsSize){
+    int expectedSum = numsSize * (numsSize + 1) / 2;
+    int actualSum = 0;
+
+    for (int i = 0; i < numsSize; i++) {
+        actualSum += nums[i];
+    }
+
+    return expectedSum - actualSum;
+    
+}
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