Compilare: user.cpp: In function ‘int main()’: user.cpp:99:15: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] scanf("%d", &N); cn = N; ^ user.cpp:115:15: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘short int*’ [-Wformat=] scanf("%d", &K); ^ user.cpp:96:24: warning: variable ‘cn’ set but not used [-Wunused-but-set-variable] short c, N, aux, K, i, cn, nrc = 0; ^ user.cpp:97:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sqrt.in", "r", stdin); ^ user.cpp:98:33: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("sqrt.out", "w", stdout); ^ user.cpp:99:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &N); cn = N; ^ user.cpp:115:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d", &K); ^ user.cpp:158:17: warning: ‘lastc’ may be used uninitialized in this function [-Wmaybe-uninitialized] makeSquare(lastc); ^