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  1. #include <iostream>
  2. #include <cstdio>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	int n, r;
  7. 	char s[5];
  8. 	r=0;
  9. 	scanf("%d", &n);
  10. 	while(n--) {
  11. 		scanf("%s", s);
  12. 		if(s[0]=='+' || s[1]=='+') r++;
  13. 		else r--;
  14. 	}
  15. 	printf("%d", r);
  16. 	return 0;
  17. }
Success #stdin #stdout 0s 3344KB
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stdin
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2
X++
--X
stdout
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Standard output is empty
https://ideone.com/U6SD1p
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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