Compilare: main.cpp: In function 'void lee()': main.cpp:16:13: warning: unused variable 'j' [-Wunused-variable] int i=1,j=1,ii=1,jj=1,m; ^ main.cpp: In function 'int main()': main.cpp:48:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for (i=1;i<=k;i++) ^~~ main.cpp:50:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' lee(); ^~~