View Compilation Error

0_0_36701105_30867.cpp: In function 'int main()':
0_0_36701105_30867.cpp:35:5: error: expected primary-expression before '<' token
 {   <span><span class="comment">//DROP2sum2+=m "DROP" </span><span></span></span>
     ^
0_0_36701105_30867.cpp:35:6: error: 'span' was not declared in this scope
 {   <span><span class="comment">//DROP2sum2+=m "DROP" </span><span></span></span>
      ^
0_0_36701105_30867.cpp:35:11: error: expected primary-expression before '<' token
 {   <span><span class="comment">//DROP2sum2+=m "DROP" </span><span></span></span>
           ^
0_0_36701105_30867.cpp: At global scope:
0_0_36701105_30867.cpp:69:1: error: expected unqualified-id before '<' token
 </span>
 ^