Compilare: main.cpp: In function 'int main()': main.cpp:15:19: warning: format '%s' expects argument of type 'char*', but argument 2 has type 'char (*)[1000001]' [-Wformat=] scanf("%s", &c); ^ main.cpp:14:26: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ main.cpp:15:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] scanf("%s", &c); ^