View Compilation Error

0_0_33769456_14319.cpp: In function 'int main()':
0_0_33769456_14319.cpp:11:14: error: missing template arguments before '=' token
         rank = 1;
              ^
0_0_33769456_14319.cpp:23:21: error: missing template arguments before '++' token
                 rank++;
                     ^
0_0_33769456_14319.cpp:25:28: error: missing template arguments before ')' token
         printf("%d\n", rank);
                            ^