// https://www.interviewbit.com/problems/numrange/

int Solution::numRange(vector<int> &A, int B, int C) {

// Do not write main() function.

// Do not read input, instead use the arguments to the function.

// Do not print the output, instead return values as specified

// Still have a doubt. Checkout www.interviewbit.com/pages/sample_codes/ for more details

int i = 0;

int j = 0;

int sum = 0;

int count = 0;

while(i < A.size()){

sum = sum + A[j];

if((sum >= B) && (sum <= C)){

count++;

j++;

}

else if(sum < B){

j++;

}

else if(sum > C){

i++;

j = i;

sum = 0;

}

if(j == A.size()){

sum = 0;

i++;

j = i;

}

}

return count;

}