#include <stdio.h>
int main() {
char str[100];
char searchChar;
char replaceChar;
printf("Enter a string: ");
fgets(str, sizeof(str), stdin);
printf("Enter the character to find: ");
scanf(" %c", &searchChar);
printf("Enter the character to replace with: ");
scanf(" %c", &replaceChar);
for (int i = 0; str[i] != '\0'; i++) {
if (str[i] == searchChar) {
str[i] = replaceChar;
}
}
printf("Modified string: %s", str);
return 0;
}