Compilare: main.cpp: In function 'int main()': main.cpp:19:26: warning: unused variable 'shortest' [-Wunused-variable] int c, n, k, i, lb, ub, shortest; ^~~~~~~~ main.cpp:20:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d%d", &c, &n, &k); ^ main.cpp:22:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &stick[i]); ^