/******************************************************************************

                              Online C++ Compiler.
               Code, Compile, Run and Debug C++ program online.
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*******************************************************************************/

#include <stdio.h>

int minCal(int cal1, int cal2, int cal3, int cal4, int cal5) {
    int min = cal1;
    if (cal2 < min) min = cal2;
    if (cal3 < min) min = cal3;
    if (cal4 < min) min = cal4;
    if (cal5 < min) min = cal5;
    return min;
}

float promClase(int cal1, int cal2, int cal3, int cal4, int cal5) {
    int suma = cal1 + cal2 + cal3 + cal4 + cal5;
    int minimo = minCal(cal1, cal2, cal3, cal4, cal5);
    return (suma - minimo) / 4.0;
}

int main() {
    float prom;
    int cal1, cal2, cal3, cal4, cal5;
    printf("Ingrese las calificaciones: ");
    scanf("%d %d %d %d %d", &cal1, &cal2, &cal3, &cal4, &cal5);
    prom = promClase(cal1, cal2, cal3, cal4, cal5);
    printf("El promedio es %.2f\n", prom);
    return 0;
}