Compilare: main.cpp: In function 'int main()': main.cpp:27:20: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[10001]' [-Wformat=] scanf ("%s", &s); ^ main.cpp:28:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i = 0; i < strlen (s); i++) ~~^~~~~~~~~~~~ main.cpp:20:36: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("cifru5.in", "r", stdin); ^ main.cpp:21:38: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen ("cifru5.out", "w", stdout); ^ main.cpp:22:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%d", &t); ^ main.cpp:27:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf ("%s", &s); ^