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#include <stdio.h> #include <string.h> #include <ctype.h> int vowel (char c) { c = tolower(c); return (c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u'); } void kode(char input[]) { int b = strlen(input); char huruf[17]; int index = 0; for (int i = 0; i < b; i++) { if (!vowel(input[i])) { huruf[index++] = toupper(input[i]); } } if (index == 0) { huruf[index++] = 'X'; } huruf[index] = '\0'; printf("Singkatan: %s\n", huruf); } int main() { char input[100]; printf("Masukkan nama kota >> "); scanf("%99[^\n]", input); kode(input); return 0; }