Compilare: user.cpp: In function ‘void solve()’: user.cpp:41:22: warning: integer overflow in expression [-Woverflow] int mn = 99999 * 100000 + 1; ^ user.cpp: In function ‘void readFile()’: user.cpp:80:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d\n", &t); ^ user.cpp:90:30: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f, "%d\n", &n); ^ user.cpp:94:29: warning: ignoring return value of ‘char* fgets(char*, int, FILE*)’, declared with attribute warn_unused_result [-Wunused-result] fgets(s, 1000000, f); ^