Compilare: user.cpp: In function ‘int main()’: user.cpp:39:35: warning: format ‘%s’ expects argument of type ‘char*’, but argument 5 has type ‘char (*)[100005]’ [-Wformat=] fscanf(in, "%i %i %s", &k, &q, &s); ^ user.cpp:48:22: warning: format ‘%i’ expects argument of type ‘int*’, but argument 3 has type ‘int64_t* {aka long long int*}’ [-Wformat=] fscanf(in, "%i", &n); ^ user.cpp:69:37: warning: too many arguments for format [-Wformat-extra-args] fprintf(out, "%c &i\n", answer, nr); ^ user.cpp:39:36: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%i %i %s", &k, &q, &s); ^ user.cpp:48:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%i", &n); ^