Update prim1.cpp

Author: omonimus1

codechef/prim1.cpp

@@ -0,0 +1,40 @@
+// https://www.codechef.com/problems/PRIME1
+#include <iostream>
+using namespace std;
+
+bool isPrime(long long int n)
+{
+    if(n <=1)
+        return false; 
+    for(int i =2; i<n; i++)
+    {
+        if(n % i == 0)
+            return false;
+    }
+    return true;
+}
+
+void generate_primes()
+{
+    long long int a, b;
+    cin >> a >> b;
+    if(a <=1 || b<=1)
+        return;
+    for(int i =a+1 ; i<b; i++)
+    {
+        if(isPrime(i))
+            cout<<i<<endl;
+    }
+    cout<<endl;
+}
+
+int main()
+{
+    long long int test_cases; 
+    cin >> test_cases;
+    while(test_cases--)
+    {
+        generate_primes();
+    }
+    return 0; 
+}