From d6c12f3e5a30d7c04696bf7d02b92696f4f32733 Mon Sep 17 00:00:00 2001
From: Vaidehi Bhardwaj <61655574+Vaidehi0421@users.noreply.github.com>
Date: Thu, 1 Oct 2020 01:16:06 +0530
Subject: [PATCH] Added a program in C

---
 C/program-51/README.md |  3 +++
 C/program-51/program.c | 20 ++++++++++++++++++++
 2 files changed, 23 insertions(+)
 create mode 100644 C/program-51/README.md
 create mode 100644 C/program-51/program.c

diff --git a/C/program-51/README.md b/C/program-51/README.md
new file mode 100644
index 00000000..18f1c5a3
--- /dev/null
+++ b/C/program-51/README.md
@@ -0,0 +1,3 @@
+Program 51
+
+Write an program to print duplicates in an array.
\ No newline at end of file
diff --git a/C/program-51/program.c b/C/program-51/program.c
new file mode 100644
index 00000000..c255d1a5
--- /dev/null
+++ b/C/program-51/program.c
@@ -0,0 +1,20 @@
+#include <stdio.h>
+
+int main() {
+    int arr[100],freq[100];
+    int n,i;
+    printf("Enter the number of elements in array \n");
+    scanf("%d",&n);
+    printf("Enter elements in the array \n");
+    for(i=0;i<n;i++)
+    {
+        scanf("%d",&arr[i]);
+        freq[arr[i]]++;
+    }
+    for(i=0;i<n;i++)
+    {
+        if(freq[i]>1)
+        printf("%d ",i);
+    }
+    printf("\n");
+}
\ No newline at end of file