/in/foo.c: In function 'main':
/in/foo.c:73:68: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
        s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
                                              ~~~~~~~~~~~~~~~~~~~~~~^~~~
/in/foo.c:120:66: warning: suggest parentheses around arithmetic in operand of '|' [-Wparentheses]
      s2[s0.data[k+1]]=(s2[s0.data[k]]-'0')|(s2[s0.data[k+1]]-'0')+'0';
                                            ~~~~~~~~~~~~~~~~~~~~~~^~~~