Compilare: user.cpp: In function ‘int main()’: user.cpp:24:41: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int testCount; scanf("%d", &testCount); ^ user.cpp:27:45: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] int a, b, c; scanf("%d%d%d", &a, &b, &c); ^