人民币转换程序 大小写转换

#include<iostream> #include<math.h> using namespace std; void main() { double x,i=10000000; int j=0; unsigned int quotient,remainder; bool beginFlag=0,zeroFlag=0; cout<<"请输入预转换数额（小于1亿）："; cin>>x; while (x>=100000000 ) { if (j>=2) { cout<<"你的错误输入已达3次，你无权再输入！"<<endl; return; } cout<<"你输入的金额超出转换范围，请重新输入！"<<endl; cout<<"请输入预转换数额（小于1亿）："; cin>>x; j++; } if (x<=0) { cout<<"零元整"<<endl; return; } x=floor(x*100 +0.5)/100; //小数点后2位四舍五入 while (i>0.001) { if (i>0.9) quotient=(unsigned int)floor(x/i); else { if (i>=0.099) quotient=(unsigned int)floor(x*10); else quotient=(unsigned int)floor(x*100); } remainder=quotient%10; if (remainder!=0) beginFlag=1; if ((zeroFlag==1) && (beginFlag==1) && (i>1000) && (remainder>0)) cout<<"零"; switch (remainder) //输出大写数字 { case 0: break; case 1: cout<<"壹"; break; case 2: cout<<"贰"; break; case 3: cout<<"叁"; break; case 4: cout<<"肆"; break; case 5: cout<<"伍"; break; case 6: cout<<"陆"; break; case 7: cout<<"柒"; break; case 8: cout<<"捌"; break; case 9: cout<<"玖"; break; } if (remainder>0) zeroFlag=0; else if (beginFlag==1) zeroFlag=1; if (beginFlag==1) //输出单位 { if ((i==10000000) && (remainder>0)) cout<<"仟"; if ((i==1000000) && (remainder>0)) cout<<"百"; if ((i==100000) && (remainder>0)) cout<<"十"; if (i==10000) cout<<"万"; if ((i==1000) && (remainder>0)) cout<<"仟"; if ((i==100) && (remainder>0)) cout<<"百"; if ((i==10) && (remainder>0)) cout<<"十"; if (i==1) cout<<"元"; if ((i>=0.09) && (i<1) && (remainder>0)) cout<<"角"; if ((i>=0.009) && (i<0.1) && (remainder>0)) cout<<"分"; } i=i/10; } cout<<"整"<<endl; }