diff --git a/QUSTOJ/1902.cpp b/QUSTOJ/1902.cpp
new file mode 100644
index 0000000..37d3763
--- /dev/null
+++ b/QUSTOJ/1902.cpp
@@ -0,0 +1,39 @@
+#include <iostream>
+#include <algorithm>
+using namespace std;
+
+inline void test()
+{
+    int n,m;
+    cin>>n>>m;
+    int** a=new int*[n];
+    for(int i=0;i<n;i++)
+    {
+        a[i]=new int[m];
+        for(int j=0;j<m;j++)
+        {
+            cin>>a[i][j];
+        }
+    }
+    for(int j=0;j<m;j++)
+    {
+        for(int i=0;i<n-1;i++)
+        {
+            cout<<a[i][j]<<" ";
+        }
+        cout<<a[n-1][j]<<endl;
+    }
+    for(int i=0;i<n;i++)
+    {
+        delete[] a[i];
+    }
+    delete[] a;
+}
+
+int main()
+{
+    int n;
+    cin>>n;
+    while(n--) test();
+    return 0;
+}