update

app.c

@@ -0,0 +1,11 @@
+#include <stdio.h>
+#include <unistd.h>
+int main (){
+    for (int i=0;i<10;i++){
+    
+        printf("app \n");
+        sleep(1);
+    }
+    printf("a \n");
+    return 663;
+}