Compilare: main.cpp: In function 'int main()': main.cpp:20:20: warning: format '%d' expects argument of type 'int*', but argument 2 has type 'char*' [-Wformat=] scanf("%d",&pret[i]),st+=pret[i]; ^ main.cpp:16:27: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("br.in","r",stdin); ^ main.cpp:17:29: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result] freopen("br.out","w",stdout); ^ main.cpp:18:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&n,&t); ^ main.cpp:20:33: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&pret[i]),st+=pret[i]; ^ main.cpp:24:21: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d",&pr,&s); ^