Compilare: main.cpp: In function 'int main()': main.cpp:19:31: warning: format '%s' expects argument of type 'char*', but argument 4 has type 'char (*)[1000003]' [-Wformat=] scanf("%d%d\n %s",&n,&m,&x); ^ main.cpp:16:37: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("trompeta.in","r",stdin); ^ main.cpp:17:39: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("trompeta.out","w",stdout); ^ main.cpp:19:32: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d\n %s",&n,&m,&x); ^