Compilare: main.cpp: In function 'int maxsum()': main.cpp:19:14: warning: variable 'i2' set but not used [-Wunused-but-set-variable] int i1=0,i2=0,maxi1,maxi2; ^~ main.cpp:43:1: warning: no return statement in function returning non-void [-Wreturn-type] } ^ main.cpp:41:43: warning: 'maxi2' is used uninitialized in this function [-Wuninitialized] out<<maxsum<<" "<<maxi1+1<<" "<<maxi2+1; ^ main.cpp:41:32: warning: 'maxi1' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<maxsum<<" "<<maxi1+1<<" "<<maxi2+1; ^~~