Compilare: main.cpp: In function 'int main()': main.cpp:9:18: warning: unused variable 'j' [-Wunused-variable] int n, i, k, j, nrt, cc, c, p, r, ok; ^ main.cpp:10:34: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d%d", &n, &k ); ^ main.cpp:12:35: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf( fin, "%d", &v[i] ); ^