Submission

P----P-P-P

Score: 40

User: YoruoniVamp

Problemset: ผลรวมตัวเลข

Language: cpp

Time: 0.002 second

Submitted On: 2025-03-12 15:25:40

// YoruoniVamp - VTUBE

#include <bits/stdc++.h>
using namespace std;
#define endl '\n'
#define ll long long
#define ld long double
#define ull unsigned ll
#define cint const int
#define cf const float

cint mxA = 1e6+5, MOD = 1e9+7, INF = 0x3f3f3f3f;
cint d4x[4] = {0, 1, 0, -1}, d4y[4] = {1, 0, -1, 0};
cint d8x[8] = {0, 1, 1, 1, 0, -1, -1, -1}, d8y[8] = {1, 1, 0, -1, -1, -1, 0, 1};

void solve(){
    int n, m, sum = 0; cin >> n >> m;
    for(int i = n+1; i < m; i++){
        if(i%2==0||i%3==0) sum+=i;
    }cout << sum;
    return;
}

int main(){
    cin.tie(nullptr)->sync_with_stdio(0);cout.tie(0);
    // freopen("", "r", stdin);
    // freopen("", "w", stdout);
    int t = 1;
    // cin >> t;
    while(t--) solve();
    return 0;
}