Compilare: main.cpp: In function 'int main()': main.cpp:28:6: warning: unused variable 'f1' [-Wunused-variable] int f1, f2; ^~ main.cpp:28:10: warning: unused variable 'f2' [-Wunused-variable] int f1, f2; ^~ main.cpp:29:35: 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:32:31: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d", &stics[i]); ^