Problem	pairsums
User	jerrielchangjiebin
Submission Time	2025-03-28 15:53:30
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

pairsums.cpp:4:7: error: expected nested-name-specifier before ‘int’
4 | using int long long;
| ^~~
pairsums.cpp: In function ‘int main()’:
pairsums.cpp:22:16: error: expected primary-expression before ‘;’ token
22 | for (int j =-; j<n; ++j) {
| ^