Compile Error
foo.cc: In function 'int main()':
foo.cc:10:9: error: 'vector' was not declared in this scope
10 | vector<int> numbers(numberCount);
| ^~~~~~
foo.cc:2:1: note: 'std::vector' is defined in header '<vector>'; did you forget to '#include <vector>'?
1 | #include <iostream>
+++ |+#include <vector>
2 | using namespace std;
foo.cc:10:16: error: expected primary-expression before 'int'
10 | vector<int> numbers(numberCount);
| ^~~
foo.cc:13:20: error: 'numbers' was not declared in this scope
13 | cin >> numbers[i];
| ^~~~~~~
foo.cc:15:14: error: 'numbers' was not declared in this scope
15 | sort(numbers.begin(), numbers.end(), greater<int>());
| ^~~~~~~
foo.cc:15:9: error: 'sort' was not declared in this scope; did you mean 'short'?
15 | sort(numbers.begin(), numbers.end(), greater<int>());
| ^~~~
| short
Code
#include <iostream>
using namespace std;
int main() {
int testCases;
cin >> testCases;
while (testCases--) {
int numberCount;
cin >> numberCount;
vector<int> numbers(numberCount);
for (int i = 0; i < numberCount; i++) {
cin >> numbers[i];
}
sort(numbers.begin(), numbers.end(), greater<int>());
long long totalScore = 0;
for (int i = 0; i < numberCount; i++) {
if (i % 2 == 0) {
totalScore += numbers[i];
} else {
totalScore -= numbers[i];
}
}
cout << totalScore << endl;
}
return 0;
}Information
- Submit By
-
Mahir Mohammad Khawja(0182420012101005) LV 0
- Type
- Submission
- Problem
- P1208 C. Game on Integer
- Contest
- Educational Round 1
- Language
- C++17 (G++ 13.2.0)
- Submit At
- 2025-07-14 16:05:01
- Judged At
- 2025-07-14 16:05:01
- Judged By
-
judge
- Score
- 0
- Total Time
- 0ms
- Peak Memory
- 0 Bytes