Compilare: user.cpp: In function ‘int main()’: user.cpp:17:19: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[22]’ [-Wformat=] scanf("%s", &s); ^ user.cpp:19:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] val[s[i]] = i + 1; ^ user.cpp:24:23: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[22]’ [-Wformat=] scanf("%s", &s); ^ user.cpp:27:41: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[i] = v[i] * 100 + val[s[j]]; ^ user.cpp:13:38: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("zimeria.in", "r", stdin); ^ user.cpp:14:40: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen("zimeria.out", "w", stdout); ^ user.cpp:16:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &t, &N); ^ user.cpp:17:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^ user.cpp:24:24: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^