Compilare: user.cpp: In function ‘int main()’: user.cpp:42:39: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d %d %d", &N, &M, &K); ^ user.cpp:44:50: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(in, "%d %d", &taskStart, &taskLen); ^ user.cpp:39:41: warning: ‘nTasks’ may be used uninitialized in this function [-Wmaybe-uninitialized] int N, M, K, i, taskStart, taskLen, nTasks, worker; ^