Compilare: user.cpp: In function ‘int main()’: user.cpp:22:14: warning: format ‘%s’ expects argument of type ‘char*’, but argument 2 has type ‘char (*)[100000]’ [-Wformat=] scanf("%s",&v); ^ user.cpp:5:31: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] {freopen ("calc.in","r",stdin); ^ user.cpp:6:32: warning: ignoring return value of ‘FILE* freopen(const char*, const char*, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] freopen ("calc.out","w",stdout); ^ user.cpp:8:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d ",&sqq,&n); ^ user.cpp:22:15: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%s",&v); ^