Compilare: main.cpp: In function 'int main()': main.cpp:17:13: warning: unused variable 'l' [-Wunused-variable] int n, k, l, p, i, cn, elem, counter, act, prev, j ; ^ main.cpp:18:39: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d%d%d", &p, &n, &k ) ; ^ main.cpp:21:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &v[i] ) ; ^ main.cpp:32:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf (fin, "%d", &elem ) ; ^