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- #include<stdio.h>
- #include<conio.h>
- #include<string.h>
- void nen_xau(char a[]);
- int main()
- {
- clrscr();
- char str[30];
- printf("Nhap vao 1 xau bat ky : ");
- gets(str);
- printf("\n Xau ra co dang sau : ");
- nen_xau(str);
- getch();
- return 0;
- }
- void nen_xau(char a[])
- {
- int k,n;
- k=1;
- printf("%c",a[0]);
- n=a[0];
- for(int i=1;i<strlen(a);i++)
- {
- if(n==a[i]) k++;
- else
- {
- printf("%d",k);
- printf("%c",a[i]);
- k=1;
- n=a[i];
- }
- }
- if(k==1) printf("1");
- else printf("%d",k);
- return;
- }
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