Compilare: user.cpp:5: warning: this decimal constant is unsigned only in ISO C90 user.cpp:5: warning: this decimal constant is unsigned only in ISO C90 user.cpp:15: warning: this decimal constant is unsigned only in ISO C90 user.cpp:20: warning: this decimal constant is unsigned only in ISO C90 user.cpp:20: warning: this decimal constant is unsigned only in ISO C90 user.cpp:20: warning: this decimal constant is unsigned only in ISO C90 user.cpp:21: warning: this decimal constant is unsigned only in ISO C90 user.cpp:21: warning: this decimal constant is unsigned only in ISO C90 user.cpp:23: warning: this decimal constant is unsigned only in ISO C90 user.cpp:25: warning: this decimal constant is unsigned only in ISO C90 user.cpp:26: warning: this decimal constant is unsigned only in ISO C90 user.cpp:27: warning: this decimal constant is unsigned only in ISO C90 user.cpp:30: warning: this decimal constant is unsigned only in ISO C90 user.cpp:30: warning: this decimal constant is unsigned only in ISO C90 user.cpp:32: warning: this decimal constant is unsigned only in ISO C90 user.cpp:32: warning: this decimal constant is unsigned only in ISO C90 user.cpp:47: warning: this decimal constant is unsigned only in ISO C90 user.cpp: In function 'void dinamic()': user.cpp:21: warning: comparison between signed and unsigned integer expressions user.cpp:30: warning: comparison between signed and unsigned integer expressions