View Compilation Error

0_0_22940862_2513.cpp: In function 'void del(int, int)':
0_0_22940862_2513.cpp:98:26: error: expected ')' before 'ans'
   if (S.count(PII(L, R)) ans += calc(PII(L, R)), S.erase(PII(L, R));
                          ^
0_0_22940862_2513.cpp:109:26: error: expected ')' before 'ans'
   if (S.count(PII(L, R)) ans += calc(PII(L, R)), S.erase(PII(L, R));
                          ^