error: character literal may only contain one codepoint
   --> /w/foo.rs:108:57
    |
108 |     if (k>1)and(f[y1,k]=0)and(f[y1,k-1]=0) then writeln('-1')
    |                                                         ^^^^
    |
help: if you meant to write a `str` literal, use double quotes
    |
108 |     if (k>1)and(f[y1,k]=0)and(f[y1,k-1]=0) then writeln("-1")
    |                                                         ~~~~

error: expected one of `!` or `::`, found `ctsc2000`
 --> /w/foo.rs:1:9
  |
1 | program ctsc2000;
  |         ^^^^^^^^ expected one of `!` or `::`

error: aborting due to 2 previous errors

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