Compilare: user.cpp: In function ‘int main()’: user.cpp:24:19: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[22]’ [-Wformat=] scanf("%s", &s); ^ user.cpp:26:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] val[s[i]] = i + 1; ^ user.cpp:34:27: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[22]’ [-Wformat=] scanf("%s", &s); ^ user.cpp:38:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] x = x * 100 + val[s[j]]; ^ user.cpp:50:27: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[22]’ [-Wformat=] scanf("%s", &s); ^ user.cpp:53:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] v[i] = v[i] * 100 + val[s[j]]; ^ user.cpp:20:38: 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:21:40: 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:23:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d %d", &t, &N); ^ user.cpp:24:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^ user.cpp:34:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^ user.cpp:50:28: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &s); ^