Compilare: main.cpp: In function 'int main()': main.cpp:52:23: warning: unused variable 'l' [-Wunused-variable] int mini,maxi,l,lmax = 0; ^ main.cpp:24:41: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d %d",&cerinta,&n,&k); ^ main.cpp:27:30: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d",&a[i]); ^