Compilare: user.cpp: In function ‘int main()’: user.cpp:81:37: warning: suggest parentheses around comparison in operand of ‘!=’ [-Wparentheses] if(taxa[l][c]>a[l][c]!=a[coada[in].linie][coada[in].coloana]) ^ user.cpp:14:28: warning: variable ‘Suma_taxa’ set but not used [-Wunused-but-set-variable] int n,m,l1,c1,l2,c2,in,sf,Suma_taxa,i1,l,c,q,i,j,pp,ppp; ^ user.cpp:15:30: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("taxa.in","r",stdin); ^ user.cpp:16:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("taxa.out","w",stdout); ^ user.cpp:17:50: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d %d %d %d %d",&n,&m,&l1,&c1,&l2,&c2); ^ user.cpp:26:30: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a[i][j]); ^