Compilare: main.cpp: In function 'int main()': main.cpp:9:19: warning: unused variable 'aux' [-Wunused-variable] unsigned int aux,aux2,S,n,k,i,j,g[100001],c[100001],d,Max=0; ^~~ main.cpp:9:23: warning: unused variable 'aux2' [-Wunused-variable] unsigned int aux,aux2,S,n,k,i,j,g[100001],c[100001],d,Max=0; ^~~~ main.cpp:9:36: warning: unused variable 'j' [-Wunused-variable] unsigned int aux,aux2,S,n,k,i,j,g[100001],c[100001],d,Max=0; ^ main.cpp:19:15: warning: unused variable 'Ok' [-Wunused-variable] int Ok; ^~ main.cpp:10:28: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&n,&k); ^ main.cpp:12:38: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d",&g[i],&c[i]); ^