/in/foo.cc: In function 'int main()':
/in/foo.cc:37:56: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   37 |                 if (a[i][j+1]=='#' && a[i+1][j+1]=='#' && a[i+1][j]=='#' || a[i+1][j]=='#' && a[i+1][j-1]=='#' && a[i][j-1]=='#' || a[i][j-1]=='#' && a[i-1][j-1]=='#' && a[i-1][j]=='#' || a[i-1][j]=='#' && a[i-1][j+1]=='#' && a[i][j+1]=='#'){
      |                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
/in/foo.cc:37:168: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   37 |                 if (a[i][j+1]=='#' && a[i+1][j+1]=='#' && a[i+1][j]=='#' || a[i+1][j]=='#' && a[i+1][j-1]=='#' && a[i][j-1]=='#' || a[i][j-1]=='#' && a[i-1][j-1]=='#' && a[i-1][j]=='#' || a[i-1][j]=='#' && a[i-1][j+1]=='#' && a[i][j+1]=='#'){
      |                                                                                                                                     ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~
/in/foo.cc:37:224: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
   37 |                 if (a[i][j+1]=='#' && a[i+1][j+1]=='#' && a[i+1][j]=='#' || a[i+1][j]=='#' && a[i+1][j-1]=='#' && a[i][j-1]=='#' || a[i][j-1]=='#' && a[i-1][j-1]=='#' && a[i-1][j]=='#' || a[i-1][j]=='#' && a[i-1][j+1]=='#' && a[i][j+1]=='#'){
      |                                                                                                                                                                                             ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~