symbol_freq

#include <stdio.h>


int main(void){
    float abs_freq[256];
    int i,chr,count = 0;

    for (i = 0; i < 255; i++)
        abs_freq[i] = 0;

    while ((chr = getchar()) != EOF){
        abs_freq[(int)chr]++;
        count++;
    }

    for (i = 0; i < 255; i++){
        if (abs_freq[i] != 0){
            if (i == '\n'){
                printf("\n\\n");
                printf("   absolute frequency  %3.0f", abs_freq[i]);
                printf("   relative frequency  %0.3f", abs_freq[i]/count);
            }
            if (i == '\t'){
                printf("\n\\t");
                printf("   absolute frequency  %3.0f", abs_freq[i]);
                printf("   relative frequency  %0.3f", abs_freq[i]/count);
            }
            if (i != '\n' && i != '\t'){
                printf("\n %c", i);
                printf("   absolute frequency  %3.0f", abs_freq[i]);
                printf("   relative frequency  %1.3f", abs_freq[i]/count);
            }
        }
    }
    printf("\n");
    return 0;
}