Write a program in C program to convert a string to uppercase or lowercase using a callback function to modify each character. Sample Solution: C Code: #include<stdio.h>#include<ctype.h>voidmodify_string(char*str,int(*modifier)(int)){while(*str!='\0'){*str=modifier(*str);str++;}}...
C program – Conversion of a String from lowercase to uppercase /* C Program to convert Lower case * String to Upper case. * Written by: Chaitanya */#include<stdio.h>#include<string.h>intmain(){charstr[25];inti;printf("Enter the string:");scanf("%s",str);for(i=0;i<=strlen(str...
C Program To Convert Uppercase String To Lowercase Using the toupper: Algorithm: 1. Traverse the given string character by character and passed it into the toupper function. 2. The toupper function converts the lowercase letter to a corresponding uppercase letter and left another letter unchanged...
This program will read a string from the user (string can be read using spaces too), and convert the string into lowercase and uppercase without using the library function. Here we implemented two functions stringLwr()- it will convert string into lowercase ...
/*C program to count uppercase and lowercase characters in a string.*/ #include <stdio.h> int main() { char str[100]; int countL, countU; int counter; //assign all counters to zero countL = countU = 0; printf("Enter a string: "); gets(str); for (counter = 0; str[...
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Program Explanation 1. Take an an English sentence as input and store it in the array sentence[]. 2. Copy the last letter’s position in the array to the variable count. 3. Using for loop and (islower()? toupper():tolower()) function replace lowercase characters by uppercase & vice-...
printf("转换前:%c,转换后:%c\n", uppercase, lowercase); return 0; } 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 这里的toLowerCase函数通过比较字符是否是大写字母,然后通过ASCII码的运算得到对应的小写字母。 4. 实际应用 ...
int tolower ( int c ) 示例代码: #include <stdio.h>#include <ctype.h>int main(){char ch = 'a';printf("Original character: %c\n", ch);char upper = toupper(ch);printf("Uppercase: %c\n", upper);char lower = tolower(ch);printf("Lowercase: %c\n", lower);return 0;} ...
C programming, exercises, solution: Write a C program to replace each lowercase letter with the same uppercase letter of a given string. Return the newly created string.