Compilare: main.cpp: In function 'long long int indicator_Euler(long long int)': main.cpp:45:35: warning: narrowing conversion of 'nr' from 'long long int' to 'int' inside { } [-Wnarrowing] v.push_back ( { nr, val } ); ^ main.cpp:45:35: warning: narrowing conversion of 'val' from 'long long int' to 'int' inside { } [-Wnarrowing] main.cpp:53:39: warning: narrowing conversion of 'nr' from 'long long int' to 'int' inside { } [-Wnarrowing] v.push_back ( { nr, val } ); ^ main.cpp:53:39: warning: narrowing conversion of 'val' from 'long long int' to 'int' inside { } [-Wnarrowing] main.cpp:56:42: warning: narrowing conversion of 'x' from 'long long int' to 'int' inside { } [-Wnarrowing] if ( x != 1 ) v.push_back ( { x, 1 } ); ^ main.cpp:57:21: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( i = 0 ; i < v.size() ; i++ ) r *= ( v[i].nr - 1 ) * n_la_puterea_k ( v[i].nr, v[i].val - 1 ); ~~^~~~~~~~~~