Int main()

{

const int k=100;

int n;

cin>>n;

int *a=new int[n];

int i;

for (i=0; i<n; i++)

cin>>a[i];

int sum=0;

i=0;

int t=0;

for (;t!=n&&i!=n ;)

{

while (sum<k&&i<n)

{

sum=sum+a[i];

i++;

}

if (sum==k)

{

cout<<t<<i-1<<endl;

sum=sum-a[t];

t++;

continue;

}

while (sum>k&&t<i)

{

sum=sum-a[t];

t++;

}

if (sum==k)

{

cout<<t<<"-"<<i-1<<endl;

sum=sum-a[t];

t++;

}

}

getch();

}