Find a lot of code is statistics letters in a string of characters, Numbers, symbols such as the number of, don't know how to statistics the number of each letters in a string of characters in English,,, can help to write the code?

CodePudding user response:

Reference:

 # include 

Int main () 
{
Char s [256]; 
Int I=0, A [26]={0}, A [26]={0}; 
Gets (s); 
While (s [I]) {
If (s [I] & gt;='A' & amp; & S [I] <='Z') 
A [[I] - 'A' s] + +; 
If (s [I] & gt;='a' & amp; & S [I] <='z') 
A [[I] - 'a' s] + +; 
i++; 
} 
for(i=0; i<26. I++) 
Printf (" % [c], [c] % % d: % d \ n ", I, 'A' + A [I], 'A' + I, A [I]); 

return 0; 
} 

CodePudding user response:

 # include 
#include  

Int main () 
{
Char STR [128], * PSTR; 
Int I=0, upper [26]={0}, the lower [26]={0}; 

The fgets (STR, sizeof (STR), stdin); 

PSTR=STR; 
While (* PSTR) {
If (isupper (* PSTR)) 
Upper [* PSTR - 'A'] + +; 
Else if (islower (* PSTR)) 
The lower [* PSTR - 'a'] + +; 

Pstr++; 
} 
for(i=0; i <26. I++) 
Printf (" % [c], [c] % % d: % d \ n ", 'A' + I, upper [I], 'A' + I, lower [I]); 

return 0; 
} 

For your reference ~