Compilare: user.cpp: In function ‘int main()’: user.cpp:59:16: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(k>n*n) op=0; ^ user.cpp: In function ‘long long int linie(int, int)’: user.cpp:27:12: warning: ‘l’ may be used uninitialized in this function [-Wmaybe-uninitialized] return l; ^ user.cpp:20:33: warning: ‘cnt’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(a[i][j]==p) cnt++; ^ user.cpp: In function ‘long long int coloana(int, int)’: user.cpp:43:12: warning: ‘c’ may be used uninitialized in this function [-Wmaybe-uninitialized] return c; ^ user.cpp:36:33: warning: ‘cnt’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(a[j][i]==p) cnt++; ^ user.cpp: In function ‘int main()’: user.cpp:63:38: warning: ‘l’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(ch=='L') op=linie(k,p); ^ user.cpp:20:33: warning: ‘cnt’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(a[i][j]==p) cnt++; ^ user.cpp:16:9: note: ‘cnt’ was declared here int cnt,i,j,l; ^ user.cpp:62:40: warning: ‘c’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(ch=='C') op=coloana(k,p); ^ user.cpp:36:33: warning: ‘cnt’ may be used uninitialized in this function [-Wmaybe-uninitialized] if(a[j][i]==p) cnt++; ^ user.cpp:32:9: note: ‘cnt’ was declared here int cnt,i,j,c; ^