Create 6.c

Author: SayanBan

Special Programs/6.c

@@ -0,0 +1,46 @@
+//Write a C function to concatenate two strings passed using pointers.
+
+#include<stdio.h>
+int length(char *s)
+{
+	int i=0;
+	while(*(s+i)!='\0')
+	{
+		i++;
+	}
+	return i;	
+}
+void concatenate(char *s,char *s1,char *s2,int len,int len1)
+{
+	int i,j=0;
+	for(i=0;i<=(len+len1);i++)
+	{
+		if(i<len)
+		{
+			*(s2+i)=*(s+i);
+		}
+		else if(i==len)
+		{
+			*(s2+i)=' ';
+		}
+		else
+		{
+			*(s2+i)=*(s1+j);
+			j++;
+		}
+	}
+	*(s2+i)='\0';
+}
+void main()
+{
+	char s[100],s1[100],s2[200];
+	int len,len1;
+	puts("Enter the 1st string ");
+	gets(s);
+	puts("Enter the 2nd string ");
+	gets(s1);
+	len=length(s);
+	len1=length(s1);
+	concatenate(s,s1,s2,len,len1);
+	puts(s2);
+}