上傳編號 228157
上傳時間 2025-04-10 19:42:13
題目 The Triangle A (測試題)
使用者 anonymous
總得分 0, CE in 0 ms
# State Runtime Memory
0 CE 0 0
1 CE 0 0
2 CE 0 0
3 CE 0 0
Judge Information
./test.cpp: In function 'int main()':
./test.cpp:7:15: error: expected primary-expression before '.' token
cin >> a >. b >> c;
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#include <iostream>
#include <stdio.h>
#include <cmath>
using namespace std;
int main() {
double a, b, c, d;
cin >> a >. b >> c;
d=(a+c)*b/2;
printf("%.4f", d);
cout << endl;
return 0;
}
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