/in/foo.c: In function 'main':
/in/foo.c:6:21: warning: variable 'new_arr' set but not used [-Wunused-but-set-variable]
    6 |                 int new_arr[3][2];
      |                     ^~~~~~~
/in/foo.c: At top level:
/in/foo.c:20:1: error: expected identifier or '(' before 'for'
   20 | for(int i=0;i<3;i++);
      | ^~~
/in/foo.c:20:14: error: expected '=', ',', ';', 'asm' or '__attribute__' before '<' token
   20 | for(int i=0;i<3;i++);
      |              ^
/in/foo.c:20:18: error: expected '=', ',', ';', 'asm' or '__attribute__' before '++' token
   20 | for(int i=0;i<3;i++);
      |                  ^~
/in/foo.c:21:1: error: expected identifier or '(' before '{' token
   21 | {
      | ^