Initial data commit

Task/String-append/C/string-append.c

@@ -0,0 +1,25 @@
+#include<stdio.h>
+#include<string.h>
+
+int main()
+{
+    char str[24]="Good Morning";
+    char *cstr=" to all";
+    char *cstr2=" !!!";
+    int x=0;
+    //failure when space allocated to str is insufficient.
+
+    if(sizeof(str)>strlen(str)+strlen(cstr)+strlen(cstr2))
+            {
+                /* 1st method*/
+                strcat(str,cstr);
+
+                /*2nd method*/
+                x=strlen(str);
+                sprintf(&str[x],"%s",cstr2);
+
+                printf("%s\n",str);
+
+            }
+    return 0;
+}