Bài 56 : Hãy kiểm tra số nguyên dương n có toàn chữ số lẻ hay không ?

Tải code về máy

#include<stdio.h> #include<conio.h> void lietkevakiemtra(int &n) { do{ printf("Nhap vao so nguyen duong n(n>=0):n="); scanf("%d",&n); if(n<0) printf("So ban nhap vao khong hop le!Xin vui long nhap lai!\n"); else break; }while(n<0); printf("\nCac chu so cua so %d la:",n); if(n>=0&&n<=9) { printf("%4d",n); if(n%2!=0) printf("\nSo %d toan chu so le",n); else printf("\nSo %d khong hoan toan co tat ca chu so le",n); } if(n>=10&&n<=99) { int a=n/10; int b=n%10; printf("%4d",a); printf("%4d",b); if(a%2!=0&&b%2!=0) printf("\nSo %d toan chu so le",n); else printf("\nSo %d khong hoan toan co tat ca chu so le",n); } if(n>=100&&n<=999) { int c=n%10; int d=n/10; int e=d/10; int f=d%10; printf("%4d",e); printf("%4d",f); printf("%4d",c); if(e%2!=0&&f%2!=0&&c%2!=0) printf("\nSo %d toan chu so le",n); else printf("\nSo %d khong hoan toan co tat ca chu so le",n); } if(n>=1000&&n<=9999) { int g=n%10; int h=n/10; int i=h%10; int j=h/10; int k=j%10; int l=j/10; printf("%4d",l); printf("%4d",k); printf("%4d",i); printf("%4d",g); if(l%2!=0&&k%2!=0&&i%2!=0&&g%2!=0) printf("\nSo %d toan chu so le",n); else printf("\nSo %d khong hoan toan co tat ca chu so le",n); } if(n>=10000&&n<=99999) { int m=n%10; int o=n/10; int p=o%10; int q=o/10; int r=q%10; int s=q/10; int t=s%10; int u=s/10; printf("%4d",u); printf("%4d",t); printf("%4d",r); printf("%4d",p); printf("%4d",m); if(u%2!=0&&t%2!=0&&r%2!=0&&p%2!=0&&m%2!=0) printf("\nSo %d toan chu so le",n); else printf("\nSo %d khong hoan toan co tat ca chu so le",n); } } void main() { int n,tieptuc; quaylai:lietkevakiemtra(n); printf("\nBan co muon tiep tuc chay chuong trinh khong ? Neu co bam phim C,nguoc lai bam bat ky 1 phim nao khac de ket thuc\n"); tieptuc=getch(); if(tieptuc=='c'||tieptuc=='C') goto quaylai; }