Compilare: main.cpp: In function 'int main()': main.cpp:72:17: warning: narrowing conversion of 'i' from 'int' to 'short int' inside { } [-Wnarrowing] }; ^ main.cpp:72:17: warning: narrowing conversion of 'j' from 'int' to 'short int' inside { } [-Wnarrowing] main.cpp:48:9: warning: unused variable 'l' [-Wunused-variable] int l,c; ^ main.cpp:48:11: warning: unused variable 'c' [-Wunused-variable] int l,c; ^