add pause

src/input.c

@@ -49,8 +49,19 @@ void getInput(){
       else if(key=='q'){
         printf("quit");
       }
+      else if(key=='p'){
+      printf("game paused, p to continue");
+      pause();
+      printf("game continued");
+      }
+    }
+
+  }
 }
 
+pause(){
+while(getch()!='p'){
+  sleep(1);
 }
 }