#include<stdio.h>int main(){ int cN1=100,cN2=101,cN=0; int m1=000,m2=111,m=0,M1=0,M2=0; float $1=0,$2=0,$=0; int n; printf("請(qǐng)輸入卡號(hào)\n"); scanf("%d",&cN); printf("請(qǐng)輸入密碼\n"); scanf("%d",&m); while(1) { /*printf("請(qǐng)輸入卡號(hào)\n"); scanf("%d",&cN); printf("請(qǐng)輸入密碼\n"); scanf("%d",&m);*/ if(cN1==cN&&m1==m) ? ? ? //當(dāng)輸入帳號(hào)密碼都正確時(shí) { printf("1/查詢(xún)余額\t2/存錢(qián)\t3/取錢(qián)\t4/修改密碼\t5/轉(zhuǎn)賬\t6/退出\n"); scanf("%d",&n); if(n==1) ? ? ? ? ?//查詢(xún)余額 { printf("當(dāng)前余額為%f\n",$1); } else if(n==2) ? ?//存款 { printf("請(qǐng)輸入存款金額\n"); scanf("%f",&$); $1=$1+$; printf("當(dāng)前余額為%f\n",$1); } else if(n==3) ? ?//取錢(qián) { printf("請(qǐng)輸入取款金額\n"); scanf("%f",&$); $1=$1-$; printf("當(dāng)前余額為%f\n",$1); } else if(n==4) { printf("請(qǐng)輸入修改密碼\n"); scanf("%d",&M1); printf("請(qǐng)?jiān)俅屋斎胄薷拿艽a\n"); scanf("%d",&M2); if(M1==M2) { printf("密碼修改成功\n"); m1=M1; } else { printf("兩次密碼輸入不一致，請(qǐng)重新輸入\n"); ? ?continue;? } } else if(n==5) { printf("請(qǐng)輸入轉(zhuǎn)入賬戶(hù)\n"); scanf("%d",&cN); if(cN==cN2) { printf("請(qǐng)輸入轉(zhuǎn)賬金額\n"); scanf("%f",&$); $1=$1-$; $2=$2+$; printf("成功轉(zhuǎn)入\n"); } else { printf("轉(zhuǎn)入錯(cuò)誤\n"); continue; } }