Eroare de compilare: user.cpp: In function ‘bool prev()’: user.cpp:18:40: error: expected ‘)’ before ‘seen’ return (o>0 && h>0 && h<=n && o<=n seen[h][o]==seen[i1][j1]-1 && a[h][o]<a[i1][j1]); ^ user.cpp: In function ‘bool verif()’: user.cpp:23:64: warning: suggest parentheses around comparison in operand of ‘&’ [-Wparentheses] return (seen[v[b].x][v[b].y]>=seen[h][o] && h>0 && o>0 && h<=n & o<=n && a[h][o]>a[v[b].x][v[b].y]); ^