/in/foo.c: In function 'main':
/in/foo.c:8:20: error: stray '\' in program
    8 |                 a=n\100;
      |                    ^
/in/foo.c:8:20: error: expected ';' before numeric constant
    8 |                 a=n\100;
      |                    ^~~~
      |                    ;
/in/foo.c:9:24: error: stray '\' in program
    9 |                 b=n%100\10;
      |                        ^
/in/foo.c:9:24: error: expected ';' before numeric constant
    9 |                 b=n%100\10;
      |                        ^~~
      |                        ;
/in/foo.c:11:20: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
   11 |                 if(n=a*a*a+b*b*b+c*c*c)
      |                    ^