View Compilation Error

0_0_29208808_24587.cpp: In function 'int main()':
0_0_29208808_24587.cpp:10:17: error: 't' was not declared in this scope
     scanf("%d",&t);
                 ^
0_0_29208808_24587.cpp:13:21: error: 'n' was not declared in this scope
         scanf("%d",&n);
                     ^