#include <stdio.h>

int main() {
    float price [3];

    printf("enter three prices :\n");
    scanf("%f", &price[0]);
    scanf("%f", &price[1]);
    scanf("%f", &price[2]);
    
    printf("total price 1: %f \n",price [0] + (0.18 *price [0]));
    printf("total price 2: %f \n",price [1] + (0.18 *price [1]));
    printf("total price 3: %f \n",price [2] + (0.18 *price [2]));
    return 0;
}

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