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  1. # include <stdio.h>
  2.  
  3. void myToUpper(char s[])
  4. {
  5. 	for(int i=0; s[i]!='\0'; i++)
  6. {
  7. 	if('a'<=s[i] && s[i]<='z')
  8. {
  9. 	s[i]=s[i]-32;
  10. 									}
  11.  
  12. 										}
  13.  
  14. }
  15.  
  16. int main(){
  17.     char s[100];
  18.     scanf("%s",s);
  19.     printf("%s -> ",s);
  20.     myToUpper(s);
  21.     printf("%s\n",s);
  22.     return 0;
  23. }
  24.  
Success #stdin #stdout 0s 5280KB
comments (?)
stdin
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aBcDe
stdout
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aBcDe -> ABCDE
https://ideone.com/C19nhY
language:
C (gcc 8.3)
created:
3 days ago
visibility:
public

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