Compilare: main.cpp: In function 'int main()': main.cpp:6:23: warning: unused variable 'm' [-Wunused-variable] int a[100][100],n,m,i,j,k,psus[100][100],pst[100][100],nr,w,l1,l2,c1,c2,q,maxi; ^ main.cpp:48:26: warning: 'c2' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<l1<<c1<<l2<<c2; ^ main.cpp:48:16: warning: 'c1' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<l1<<c1<<l2<<c2; ^~ main.cpp:48:20: warning: 'l2' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<l1<<c1<<l2<<c2; ^~ main.cpp:48:12: warning: 'l1' may be used uninitialized in this function [-Wmaybe-uninitialized] g<<l1<<c1<<l2<<c2; ^~