22 lines
277 B
C++
22 lines
277 B
C++
#include <bits/stdc++.h>
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using namespace std;
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int main() {
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int sum = 0;
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int count = 0;
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int number = 0;
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scanf("%d", &number);
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while (number != -1) {
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sum += number;
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count++;
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scanf("%d", &number);
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}
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double dsum = sum;
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printf("%f\n", dsum / count);
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return 0;
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} |