Compilare: main.cpp: In function 'int main()': main.cpp:99:9: warning: unused variable 'nrc' [-Wunused-variable] int nrc,nr=0,cr=-1,init=0; ^~~ main.cpp:99:13: warning: unused variable 'nr' [-Wunused-variable] int nrc,nr=0,cr=-1,init=0; ^~ main.cpp:99:18: warning: unused variable 'cr' [-Wunused-variable] int nrc,nr=0,cr=-1,init=0; ^~ main.cpp:99:24: warning: unused variable 'init' [-Wunused-variable] int nrc,nr=0,cr=-1,init=0; ^~~~ main.cpp: In function 'int rezij(int, int)': main.cpp:91:12: warning: 'a' may be used uninitialized in this function [-Wmaybe-uninitialized] return a; ^ main.cpp:12:11: warning: 'b' may be used uninitialized in this function [-Wmaybe-uninitialized] int a,b; ^