Initial commit

Miscellaneous/prime.cpp

@@ -0,0 +1,32 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main(void) {
+	int m, n;
+	int cnt = 0;
+	int sum = 0;
+
+	scanf("%d %d", &m, &n);
+	if (m == 1) {
+		m = 2;
+	}
+
+	for (int i = m; i <= n; i++) {
+		int isPrime = 1;
+		for (int j = 2; j < i - 1; j++) {
+			if (i % j == 0) {
+				isPrime = 0;
+				break;
+			}
+		}
+		if (isPrime) {
+			cnt++;
+			sum += i;
+		}
+	}
+
+	printf("%d %d\n", cnt, sum);
+
+	return 0;
+}