Compilare: main.cpp: In function 'int main()': main.cpp:27:11: warning: statement has no effect [-Wunused-value] hprin1%h; ~~~~~~^~ main.cpp:29:10: warning: statement has no effect [-Wunused-value] hprin2%j; ~~~~~~^~ main.cpp:34:10: warning: statement has no effect [-Wunused-value] hsec1%h; ~~~~~^~ main.cpp:36:10: warning: statement has no effect [-Wunused-value] hsec2%j; ~~~~~^~ main.cpp:50:14: warning: statement has no effect [-Wunused-value] hsec1%h; ~~~~~^~ main.cpp:54:8: warning: statement has no effect [-Wunused-value] hsec2%j; ~~~~~^~ main.cpp:57:1: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int i=0;i<nr;i++) ^~~ main.cpp:59:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' return 0; ^~~~~~