Remove other issues in off-by-one code (#187)

* Update snipMemory6.cpp

* Fix double declaration for len

* Update snipMemory6.cpp

* Update snipMemory5.cpp

Author: paul-ion

codereview101/snipMemory5.cpp

@@ -1,10 +1,14 @@
 
-int len = 0, total = 0;
+int len = 0, total = 0, CHUNK_SIZE = 16, BUFFER_SIZE = 256, chunks = 0;
+char chunk[CHUNK_SIZE];
+char buffer[BUFFER_SIZE];
 while(1){
-    fgets(buff1, MAX_SIZE, stdin);
-    int len =  strnlen(buff1, MAX_SIZE);
+    fgets(chunk, CHUNK_SIZE, stdin);
+    len = strnlen(chunk, CHUNK_SIZE);
     total += len;
-    if(total <= MAX_SIZE) strncat(buff2, buff1, len);
+    if(total <= MAX_SIZE){
+        strncat(buffer, chunk, CHUNK_SIZE);
+        chunks++;
+    }
     else break;
 }
-

codereview101/snipMemory6.cpp

@@ -1,10 +1,15 @@
 
-int len = 0, total = 0;
+int len = 0, total = 0, CHUNK_SIZE = 16, BUFFER_SIZE = 256, chunks = 0;
+char chunk[CHUNK_SIZE];
+char buffer[BUFFER_SIZE];
 while(1){
-    fgets(buff1, MAX_SIZE, stdin);
-    int len =  strnlen(buff1, MAX_SIZE);
+    fgets(chunk, CHUNK_SIZE, stdin);
+    len = strnlen(chunk, CHUNK_SIZE);
     total += len;
-    if(total < MAX_SIZE) strncat(buff2, buff1, len);
+    if(total < MAX_SIZE){
+        strncat(buffer, chunk, CHUNK_SIZE);
+        chunks++;
+    }
     else break;
 }