diff --git a/cmbn - Copy.c b/cmbn - Copy.c
new file mode 100644
index 0000000..47903d9
--- /dev/null
+++ b/cmbn - Copy.c	
@@ -0,0 +1,37 @@
+#include<stdio.h>
+void main()
+{
+    int i,ct,n,k,x;
+    for(n=1;n<=3;n++)
+  {
+      ct=1;
+  for(i=0;ct<=3;i=(i+1)%3,ct++)
+  {
+      k=i+1;
+       if(n==3&&ct==3)
+     {
+       k=1;
+     }
+     if(k==n&&ct<3)
+     {
+         //printf("hdhbc")
+      continue;
+     }
+
+     if(k!=n&&ct<3)
+     {
+        x=k;
+       continue;
+     }
+     if(ct==3)
+     {
+          printf("%d",n);
+          printf("%d",x);
+         printf("%d\n",k);
+          printf("%d",n);
+          printf("%d",k);
+         printf("%d\n",x);
+     }
+  }
+}
+}
diff --git a/demn - Copy.c b/demn - Copy.c
new file mode 100644
index 0000000..7007f49
--- /dev/null
+++ b/demn - Copy.c	
@@ -0,0 +1,47 @@
+#include<stdio.h>
+void main()
+{
+   int i=1,a[6],n;
+    printf("enter sum\n");
+    scanf("%d",&n);
+     switch(i)
+{
+    case 1:{
+      a[1]=   n/100;
+      n=n%100;
+                   }
+
+    case 2:{
+        a[2]=   n/50;
+        n=n%50;
+                   }
+
+    case 3:{
+         a[3]=   n/10;
+         n=n%10;
+                   }
+
+    case 4:{
+         a[4]=   n/5;
+         n=n%5;
+                   }
+
+    case 5:{
+         a[5]=   n/2;
+         n=n%2;
+                   }
+
+    case 6:{
+         a[6]=   n/1;
+
+                   }
+}
+
+   printf("hundreds=%d\n",a[1]);
+   printf("fifties=%d\n",a[2]);
+   printf("tens=%d\n",a[3]);
+   printf("fives=%d\n",a[4]);
+   printf("twos=%d\n",a[5]);
+   printf("ones=%d\n",a[6]);
+}
+
diff --git a/fm1 - Copy.c b/fm1 - Copy.c
new file mode 100644
index 0000000..77595dd
--- /dev/null
+++ b/fm1 - Copy.c	
@@ -0,0 +1,24 @@
+#include<stdio.h>
+int main()
+{
+    int i,ct,n=1,j;
+   for(i=1;i<=4;i++)
+   {
+       ct=0;
+       for(j=i;j<=3;j++)
+       {
+           printf("\t");
+       }
+       while(ct!=i)
+      {
+          ct++;
+
+          printf("\t\t%d",n);
+          n++;
+      }
+       printf("\n");
+       printf("\n");
+   }
+    return 0;
+}
+
diff --git a/main - Copy.c b/main - Copy.c
new file mode 100644
index 0000000..ebaca5f
--- /dev/null
+++ b/main - Copy.c	
@@ -0,0 +1,7 @@
+#include <stdio.h>
+
+int main()
+{
+    printf("Hello world!\n");
+    return 0;
+}