想知道哪里錯了，求大神解答，完全不會了
#include <stido.h>
float ddd(int shijian,int juli)
{
??? float money;
???
??? if(shijian>=23||shijian<5,juli<=3||juli>0&&juli<=3)
??? {
??????? money=13+1;
??? }
??? else if(shijian>=23||shijian<=5,juli>3)
??? {
??????? money=(juli-3)*4.3+13+1;
??? }
??? else if(shijian<=23||shijian>=5,juli>0&&juli<=3)
??? {
??????? money=13+1;
??? }
??? if else(shijian<=23||shijian>=5,juli>3)
??? {
???????? money=(juli-3)*2.3+13+1;
??? }
??? return money;
}
int main()
{
??? float eee;
??? eee=ddd(9,12)+ddd(18.12);
??? printf("%f\n",eee);
??? return 0;
}
2019-12-30
#include?<stdio.h> float?zj(float?lc,?float?sj)????//zj:總價；lc:路程；sj:時間 {???? ????float?jg;???? ????if(lc<=3){??//判斷是否超過起步價 ????????????jg?=?14;????//14=起步價+燃油費 ????}???? ????else? ????????if(sj>=23||sj<5){???//判斷是否需要額外計費?????? ????????????jg?=?(lc-3)*2.3*1.2+14;???? ????????????}???????? ????????else??????????? ????????????jg?=?(lc-3)*2.3+14; ????}???? ????return?jg; } int?main() {???? ????float?shangban?=?zj(12,9);??//上班路費???? ????float?xiaban?=?zj(12,18);???//下班路費???? ????float?money?=?shangban+xiaban;??//總路費???? ????printf("總價為%f\n",money);???? ????return?0； }?
2019-12-13
上面的寫錯了,把總費用加了20%,應該是每公里,改下就行了
2019-12-13
#include?<stdio.h> float?didi(float,float); int?main(){???? /*?float?am?=?didi(12,9); ???float?pm?=?didi(12,6); ???printf("%.2f\n",am+pm);*/??? ???printf("%.2f\n",didi(4,9));??? ???printf("%.2f\n",didi(4,1));???? ???return?0; } ???//?參數:距離,乘車時間 float?didi(float?distance,?float?time){ ????//?每公里的價錢???? ????float?price?=?2.3;???? ????//起步金額???? ????float?initMoney?=?13;???? ????//起步公里數???? ????float?initKM?=?3;???? ????//?附加費用???? ????float?otherMoney?=?1;???? ????//?收費標準???? ????//?晚上23:00~早上5:00,每公里收費加20%???? ????float?speMoney?=?0.2;???? ????//?總價錢???? ????float?totalMoney?=?0;???? ????//?距離小于起步公里數???? ????if(distance<=initKM){???????? ????????totalMoney?=?initMoney+otherMoney;???? ????}else{???????? ????????//?正常費用???????? ????????totalMoney?=?(distance-initKM)*price+initMoney+otherMoney;???????? ????????if?(time>=23||time<=5){???????????? ???????????//?費用加20%???????????? ????????????totalMoney?=?totalMoney?+?totalMoney*speMoney;???????? ????????}???? ????}???????? ????return?totalMoney; }2019-12-13
#include <stdio.h>
int data(int a);
double km = 2.3;//單價
double oppen = 13.0;//起步
double add = 1.0;//稅
double time1 = 9.0;//上班
double time2 = 18.0;//下班
double money = 0.0;//總價
int data(int a)
{
??? if ( time1 < 5 || time2 > 23 )//判斷時間
??? {
??????? money = oppen + km * (a-3.0) * 1.2 + add;
??????? return money;
??? }
??? else
??? {
??????? money = oppen + km * (a-3.0) + add;
??????? return money;
??? }
}
int main()
{
???
??? data(12);
??? printf("everyday need money %f",money);
??? return 0;
}