int Flag = 1; long double x; double y; double m;
while (Flag == 1) {
cout <<\请选择你需要的公式: 1.FormulaA
3.FormulaC\ cin >> Flag; if (Flag == 1) { cout <<\请输入x:\ cin >> x;
cout <<\结果为:\
}
if (Flag == 2) { cout <<\请输入x,y,m:\ cin >> x >> y >> m;
cout <<\结果为:\ }
if (Flag == 3) { cout <<\请输入x,y,m:\ cin >> x >> y >> m;
cout<<\结果为:\ }
cout < cin >> Flag; } return 0; 16 2.FormulaB } 1.MATLAB计算湿垃圾与垃圾总量拟合程序 >> x=[482,490,522,541,573.46]; >> y=[57.26,58.52,62.08,63.39,57.32]; >> polyfit(x,y,1) ans = 0.0147 52.0251 2.MATLAB预测未来湿垃圾比例程序 >> x=[482,490,522,541,573.46]; >> y=[57.26,58.52,62.08,63.39,57.32]; >> polyfit(x,y,1) ans = 0.0147 52.0251 >> x=[607.87,644.34,683,723.98,767.42,798.12,830.04,863.24,897.77,933.68,961.69,990.54]; >> y=0.0147*x+52.0251 y = 60.9608 61.4969 62.0652 62.6676 63.3062 63.7575 64.2267 64.7147 65.2223 65.7502 66.1619 66.5860 17