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1 files changed, 33 insertions, 0 deletions

diff --git a/Semestr 4/aisd/Pracownia 1/rozw2.cpp b/Semestr 4/aisd/Pracownia 1/rozw2.cpp
new file mode 100644
index 0000000..35fd37e
--- /dev/null
+++ b/Semestr 4/aisd/Pracownia 1/rozw2.cpp
@@ -0,0 +1,33 @@
+#include<bits/stdc++.h>
+using namespace std;
+typedef unsigned long long ll;
+
+vector<pair<int, ll>> v;
+
+int main() {
+    int n;
+    scanf("%d", &n);
+    for (int i = 0; i < n; i++) {
+        int d, nd, k = 0;
+        scanf("%d %d", &d, &nd);
+        while (d % 2 == 0) {
+            k++;
+            d /= 2;
+        }
+        v.push_back({d, (ll)(1LL<<k) * (ll)nd});
+    }
+    sort(v.begin(), v.end());
+    int result = 0;
+    for (int i = 0; i < n; ) {
+        int j = i;
+        int cur = v[i].first;
+        ll count = 0;
+        while (j < n && v[j].first == cur) {
+            count += v[j].second;
+            ++j;
+        }
+        result += __builtin_popcountll(count);
+        i = j;
+    }
+    cout << result << "\n";
+}
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