Compiling failed with exitcode 1, compiler output:
helloworld.cpp:1:2: error: stray '\' in program
 {\rtf1\ansi\ansicpg1252\cocoartf1671
  ^
helloworld.cpp:1:7: error: stray '\' in program
 {\rtf1\ansi\ansicpg1252\cocoartf1671
       ^
helloworld.cpp:1:12: error: stray '\' in program
 {\rtf1\ansi\ansicpg1252\cocoartf1671
            ^
helloworld.cpp:1:24: error: stray '\' in program
 {\rtf1\ansi\ansicpg1252\cocoartf1671
                        ^
helloworld.cpp:2:2: error: stray '\' in program
 {\fonttbl\f0\fswiss\fcharset0 ArialMT;}
  ^
helloworld.cpp:2:10: error: stray '\' in program
 {\fonttbl\f0\fswiss\fcharset0 ArialMT;}
          ^
helloworld.cpp:2:13: error: stray '\' in program
 {\fonttbl\f0\fswiss\fcharset0 ArialMT;}
             ^
helloworld.cpp:2:20: error: stray '\' in program
 {\fonttbl\f0\fswiss\fcharset0 ArialMT;}
                    ^
helloworld.cpp:3:2: error: stray '\' in program
 {\colortbl;\red255\green255\blue255;\red0\green0\blue0;}
  ^
helloworld.cpp:3:12: error: stray '\' in program
 {\colortbl;\red255\green255\blue255;\red0\green0\blue0;}
            ^
helloworld.cpp:3:19: error: stray '\' in program
 {\colortbl;\red255\green255\blue255;\red0\green0\blue0;}
                   ^
helloworld.cpp:3:28: error: stray '\' in program
 {\colortbl;\red255\green255\blue255;\red0\green0\blue0;}
                            ^
helloworld.cpp:3:37: error: stray '\' in program
 {\colortbl;\red255\green255\blue255;\red0\green0\blue0;}
                                     ^
helloworld.cpp:3:42: error: stray '\' in program
 {\colortbl;\red255\green255\blue255;\red0\green0\blue0;}
                                          ^
helloworld.cpp:3:49: error: stray '\' in program
 {\colortbl;\red255\green255\blue255;\red0\green0\blue0;}
                                                 ^
helloworld.cpp:4:2: error: stray '\' in program
 {\*\expandedcolortbl;;\cssrgb\c0\c0\c0;}
  ^
helloworld.cpp:4:4: error: stray '\' in program
 {\*\expandedcolortbl;;\cssrgb\c0\c0\c0;}
    ^
helloworld.cpp:4:23: error: stray '\' in program
 {\*\expandedcolortbl;;\cssrgb\c0\c0\c0;}
                       ^
helloworld.cpp:4:30: error: stray '\' in program
 {\*\expandedcolortbl;;\cssrgb\c0\c0\c0;}
                              ^
helloworld.cpp:4:33: error: stray '\' in program
 {\*\expandedcolortbl;;\cssrgb\c0\c0\c0;}
                                 ^
helloworld.cpp:4:36: error: stray '\' in program
 {\*\expandedcolortbl;;\cssrgb\c0\c0\c0;}
                                    ^
helloworld.cpp:5:1: error: stray '\' in program
 \margl1440\margr1440\vieww10800\viewh8400\viewkind0
 ^
helloworld.cpp:5:11: error: stray '\' in program
 \margl1440\margr1440\vieww10800\viewh8400\viewkind0
           ^
helloworld.cpp:5:21: error: stray '\' in program
 \margl1440\margr1440\vieww10800\viewh8400\viewkind0
                     ^
helloworld.cpp:5:32: error: stray '\' in program
 \margl1440\margr1440\vieww10800\viewh8400\viewkind0
                                ^
helloworld.cpp:5:42: error: stray '\' in program
 \margl1440\margr1440\vieww10800\viewh8400\viewkind0
                                          ^
helloworld.cpp:6:1: error: stray '\' in program
 \deftab720
 ^
helloworld.cpp:7:1: error: stray '\' in program
 \pard\pardeftab720\sl340\partightenfactor0
 ^
helloworld.cpp:7:6: error: stray '\' in program
 \pard\pardeftab720\sl340\partightenfactor0
      ^
helloworld.cpp:7:19: error: stray '\' in program
 \pard\pardeftab720\sl340\partightenfactor0
                   ^
helloworld.cpp:7:25: error: stray '\' in program
 \pard\pardeftab720\sl340\partightenfactor0
                         ^
helloworld.cpp:9:1: error: stray '\' in program
 \f0\fs29\fsmilli14667 \cf2 \expnd0\expndtw0\kerning0
 ^
helloworld.cpp:9:4: error: stray '\' in program
 \f0\fs29\fsmilli14667 \cf2 \expnd0\expndtw0\kerning0
    ^
helloworld.cpp:9:9: error: stray '\' in program
 \f0\fs29\fsmilli14667 \cf2 \expnd0\expndtw0\kerning0
         ^
helloworld.cpp:9:23: error: stray '\' in program
 \f0\fs29\fsmilli14667 \cf2 \expnd0\expndtw0\kerning0
                       ^
helloworld.cpp:9:28: error: stray '\' in program
 \f0\fs29\fsmilli14667 \cf2 \expnd0\expndtw0\kerning0
                            ^
helloworld.cpp:9:35: error: stray '\' in program
 \f0\fs29\fsmilli14667 \cf2 \expnd0\expndtw0\kerning0
                                   ^
helloworld.cpp:9:44: error: stray '\' in program
 \f0\fs29\fsmilli14667 \cf2 \expnd0\expndtw0\kerning0
                                            ^
helloworld.cpp:10:1: error: stray '\' in program
 \outl0\strokewidth0 \strokec2 #include <iostream>\
 ^
helloworld.cpp:10:7: error: stray '\' in program
 \outl0\strokewidth0 \strokec2 #include <iostream>\
       ^
helloworld.cpp:10:21: error: stray '\' in program
 \outl0\strokewidth0 \strokec2 #include <iostream>\
                     ^
helloworld.cpp:10:31: error: stray '#' in program
 \outl0\strokewidth0 \strokec2 #include <iostream>\
                               ^
helloworld.cpp:10:50: warning: backslash-newline at end of file
 \outl0\strokewidth0 \strokec2 #include <iostream>\
                                                   
helloworld.cpp:13:12: error: stray '\' in program
 int main() \{\
            ^
helloworld.cpp:16:1: error: stray '\' in program
 \}}
 ^
helloworld.cpp:1:1: error: expected unqualified-id before '{' token
 {\rtf1\ansi\ansicpg1252\cocoartf1671
 ^