/in/foo.cc: In function 'int main()':
/in/foo.cc:85:50: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
                     else if(d[i-1][j-1]<b[i-1][j]&&d[i-1][j-1]==c[i][j-1]||d[i-1][j-1]==b[i-1][j]&&d[i-1][j-1]<c[i][j-1])
                             ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~