diff --git a/MergesortMulti b/MergesortMulti
index 171f64e..59d4776 100755
Binary files a/MergesortMulti and b/MergesortMulti differ
diff --git a/MergesortMulti.c b/MergesortMulti.c
index a01af65..4a7c357 100644
--- a/MergesortMulti.c
+++ b/MergesortMulti.c
@@ -24,9 +24,12 @@ void *m_sort(void *args)
 {
   struct arg_struct *aus = (struct arg_struct *) args;
   int mid, left = aus->le, right = aus->ri;
- 
+
+
+
   if (right > left)
   {
+
     mid = (right + left) / 2;
 	pthread_t lth, rth;
 	struct arg_struct lst, rst;
@@ -39,7 +42,12 @@ void *m_sort(void *args)
 	pthread_join(lth, NULL);
 	pthread_join(rth, NULL);
     merge(left, mid+1, right);
+  
+
   }
+ 
+  
+
   pthread_exit(0);
 }
  
@@ -79,7 +87,7 @@ void merge(int left, int mid, int right)
     mid = mid + 1;
     temp_pos = temp_pos + 1;
   }
- 
+
   for (i=0; i <= num_elements; i++)
   {
     numbers[right] = temp[right];
diff --git a/makefile b/makefile
index ac3fd1f..759e1c1 100644
--- a/makefile
+++ b/makefile
@@ -34,7 +34,7 @@ MergesortSingle: MergesortSingle.o
 MergesortSingle.o:
 	g++ -c MergesortSingle.c 
 MergesortMulti: MergesortMulti.o
-	g++ -lpthread MergesortMulti.o -o MergesortMulti
+	g++ -pthread MergesortMulti.o -o MergesortMulti
 MergesortMulti.o:
 	g++ -c MergesortMulti.c 
 
diff --git a/testwork b/testwork
deleted file mode 100755
index dc94ee3..0000000
Binary files a/testwork and /dev/null differ
diff --git a/testwork.c b/testwork.c
deleted file mode 100644
index df951e0..0000000
--- a/testwork.c
+++ /dev/null
@@ -1,42 +0,0 @@
-#include "cse356header.h"
-
-main(int argc, char *argv[]) {
-    int pipefd[2];
-    pid_t ls_pid, wc_pid;
-
-    pipe(pipefd);
-
-    // this child is generating output to the pipe
-    //
-    if ((ls_pid = fork()) == 0) {
-        // attach stdout to the left side of pipe
-        // and inherit stdin and stdout from parent
-        dup2(pipefd[1],STDOUT_FILENO);
-        close(pipefd[0]);              // not using the right side
-
-		char *lsargs[] = {"ls", "-l", NULL};
-        execvp("/bin/ls", lsargs);
-        perror("exec ls failed");
-        exit(EXIT_FAILURE);
-    } 
-	wait(NULL);
-    // this child is consuming input from the pipe
-    //
-    if ((wc_pid = fork()) == 0) {
-        // attach stdin to the right side of pipe
-        // and inherit stdout and stderr from parent
-        dup2(pipefd[0], STDIN_FILENO);
-
-        close(pipefd[1]);              // not using the left side
-        char *wcargs[] = {"wc", NULL};
-		execvp("wc", wcargs);
-        perror("exec wc failed");
-        exit(EXIT_FAILURE);
-    }
-	
-    // explicitly not waiting for ls_pid here
-    // wc_pid isn't even my child, it belongs to ls_pid
-
-    return EXIT_SUCCESS;
-}
-
diff --git a/z b/z
deleted file mode 100755
index 5da5662..0000000
Binary files a/z and /dev/null differ
diff --git a/zD.c b/zD.c
deleted file mode 100644
index 6e0f49b..0000000
--- a/zD.c
+++ /dev/null
@@ -1,67 +0,0 @@
-#include "cse356header.h"
-#include "readline.c"
-#define MAX_ARGS 50
-#define MAX_PIPES 50
-const char * delim_no_pipe = " \t\n";
-
-void parse_argv(char *buffer, char *argv[])
-{
-	char *cp = buffer;
-	for(int argc = 0; argc < MAX_ARGS; argc++) {
-		if((argv[argc] = strtok(cp, delim_no_pipe)) == NULL)
-			break;
-		cp = NULL;
-	}
-}
-
-void parse_pipe(char *buffer, char *argv[])
-{
-	char *cp = buffer;
-	for(int argc = 0; argc < MAX_PIPES; argc++) {
-		if((argv[argc] = strtok(cp, "|")) == NULL)
-			break;
-		cp = NULL;
-	}
-}
-
-struct pair {
-	int n[2];
-};
-
-main()
-{
-	while (true) {
-		int argc;
-		char *argv[MAX_ARGS], *comm[MAX_PIPES];
-
-		write(1, "$ ", 2);
-		char buffer[256], buffer2[256];
-		readline(0, buffer, 255);
-		buffer[strlen(buffer) - 1] = '\0'; // get rid of cr
-		strcpy(buffer, replace_str(buffer, "~", getenv("HOME")));
-		strcpy(buffer2, buffer);
-		parse_argv(buffer, argv);
-		if(strcmp("exit", argv[0]) == 0) exit(0);
-	
-		pair pipefd;
-		pipe(pipefd.n);
-		parse_pipe(buffer2, comm);
-		for(int i = 0; comm[i] != NULL; i++) {
-			write(1, "\"", 1);
-			write(1, comm[i], strlen(comm[i]));
-			write(1, "\"", 1);
-			if(fork() == 0) {
-				if(i != 1) {dup2(pipefd.n[1], 1); close(pipefd.n[0]);}
-				if(i != 0) {dup2(pipefd.n[0], 0); close(pipefd.n[1]);}
-				parse_argv(comm[i], argv);
-				execvp(argv[0], argv);
-				perror("exec failed");
-				exit(1);
-			}
-			write(1, "IN", 2);
-			wait(NULL);
-			write(1, "OUT", 3);
-		}
-	}
-	exit(0);
-}