#include<stdio.h>
int main(){
	int n,d,m,i,c=0,sum=0,j;
	printf("Please inter number of bars in chocolate: ");
	scanf("%d",&n);
	int a[n];
	
	printf("Input numbers on each of the squares of chocolate\n");
	for(i=0; i<n; i++){
		scanf("%d", &a[i]);
	}
	printf("Ron's birth day and month :");
	scanf("%d %d", &d,&m);
	 for(i=0; i<n; i++){
        for(j=i; j<(i+m); j++){
            sum=sum+a[j]; 
            }
            if(sum==d){
                 c++;   
             }
             sum=0;
        }
    printf("%d",c);
}

#include <iostream>
using namespace std;

int main(){
    int size;
    cin >> size;
    int ar[size];
    for (int i = 0; i < size; i++){
        cin >> ar[i];
    }
    int d, m;
    cin >> d >> m;
    int sum = 0;
    int count = 0;
    for (int i = 0; i < size; i++){
        for (int j = i; j < m + i; j++){
            sum += ar[j];
        }
        if (sum == d){
            count++;
        }
        sum = 0;
    }
    cout << count;
}

public static int birthday(List<Integer> s, int d, int m) 
    {
        // Write your code here
        int count=0;
        for(int i=0;i<s.size()-(m-1);i++)
        {
            int sum=0;
            for(int j=i;j<m+i;j++)
            {
                sum +=s.get(j);
            }
            if(sum==d)
            {
                count++;
            }
        }
        return count;
    }

function birthday(s, d, m) {
    let start = 0;
    let end = m;
    let subarray = [];
    let noOfSegments = 0;
    
    // If the array is empty or no of squares < m first criteria becomes false
    // return 0;
    if(!s.length || s.length < m){
        return 0;
    }
    // If no of squares == `m` check whether the sum of the squares == d
    // If so return 1 else 0
    if(s.length === m) {
        if(s.reduce((sum, currentValue) => sum + currentValue) === d){
            return 1;
        }
        return 0;
    }
    
    // Checking each and every subarray combinations using sliding window technique
    // If mentioned criteria meets add 1 to the noOfSegment
    while(end <= s.length) {
        subarray = [];
        for(let i = start; i < end; i++) {
            subarray.push(s[i]);
        }
        if(subarray.reduce((sum, currentValue) => sum + currentValue) === d) {
            noOfSegments++;
        }
        start++;
        end++
    }
    return noOfSegments;
}

function birthday(s, d, m) {
    let total = 0;
    if(s.length == 1 && s[0] == d) return 1;
    for(let i =0; i < s.length -1; i++) { 
        if(s.slice(i,i+m).reduce((a,b) => a+b) == d) total++;
    }
    return total;
}