Compilare: user.cpp:86:2: warning: no newline at end of file user.cpp: In function 'int main()': user.cpp:58: warning: conversion lacks type at end of format user.cpp:58: warning: conversion lacks type at end of format user.cpp:58: warning: conversion lacks type at end of format user.cpp:58: warning: too many arguments for format user.cpp:60: warning: conversion lacks type at end of format user.cpp:60: warning: conversion lacks type at end of format user.cpp:60: warning: too many arguments for format user.cpp:83: warning: format '%ld' expects type 'long int', but argument 3 has type 'long long int'