1 files changed, 23 insertions, 0 deletions
diff --git a/contests/08-03-2022(Div.3)/B_DIV_MOD/B_DIV_MOD.cpp b/contests/08-03-2022(Div.3)/B_DIV_MOD/B_DIV_MOD.cpp
new file mode 100644
index 0000000..f861b3b
--- /dev/null
+++ b/contests/08-03-2022(Div.3)/B_DIV_MOD/B_DIV_MOD.cpp
@@ -0,0 +1,23 @@
+#include<bits/stdc++.h>
+
+using namespace std;
+
+int modDiv(int r, int a){
+    // law r % a == 0, return r-1 % a + r-1 /a, else return r % a + r /a;
+    if(r % a == 0){
+        return (r-1) % a + (r-1)/a;
+    }
+    return r % a + r / a;
+}
+
+int main(){
+    int tt;
+    cin >> tt;
+    while(tt--){
+        int l, r, a;
+        cin >> l >> r >> a;
+        cout << modDiv(r, a) << endl;
+    }
+
+    return 0;
+}