diff --git a/a.out b/a.out
new file mode 100755
index 0000000..4ac5b07
Binary files /dev/null and b/a.out differ
diff --git a/fun_1.c b/fun_1.c
index 8fe04f9..fa6a57d 100644
--- a/fun_1.c
+++ b/fun_1.c
@@ -30,7 +30,6 @@ void eval(char *cmdline)
                 int fd = open( "/dev/null", O_RDWR );
                 dup2( fd, 0 );
                 dup2( fd, 1 );
-                signal(SIGCHLD, SIG_IGN);
             }
             if(execvp(argv[0],argv)<0)
             {
diff --git a/main b/main
index 1f5e5d4..3cc7afc 100755
Binary files a/main and b/main differ
diff --git a/mytop.c b/mytop.c
index fce6b4e..43c6998 100644
--- a/mytop.c
+++ b/mytop.c
@@ -1,4 +1,4 @@
-/*
+
 #define mytop_h
 #include <stdio.h>
 #include <unistd.h>
@@ -399,9 +399,4 @@ int mytop(){
     //fflush(NULL);
     
     return 0;
-}
-*/
-int mytop()
-{
-    
 }
\ No newline at end of file