Problem	4sum
User	jian
Submission Time	2023-09-07 01:52:22
Score	0
Max Time	N/A
Max Memory	N/A

Compile Error

4sum.cpp: In function ‘int main()’:
4sum.cpp:16:9: error: ‘a’ was not declared in this scope; did you mean ‘sa’?
16 | cin >> a >> b >> c >> d;
| ^
| sa
4sum.cpp:16:14: error: ‘b’ was not declared in this scope; did you mean ‘sb’?
16 | cin >> a >> b >> c >> d;
| ^
| sb
4sum.cpp:16:19: error: ‘c’ was not declared in this scope; did you mean ‘sc’?
16 | cin >> a >> b >> c >> d;
| ^
| sc
4sum.cpp:16:24: error: ‘d’ was not declared in this scope; did you mean ‘sd’?
16 | cin >> a >> b >> c >> d;
| ^
| sd