URI 1094 Solution

#include<stdio.h>
int main()
{
    int an, i, sumc = 0, sumr = 0, sums = 0, sum = 0, n;
    double a, b, c;
    char ch;

    scanf("%d", &n);

    for(i=0; i<n; i++)
    {
        scanf("%d %c",&an,&ch);

        if(ch == 'C')
        {
            sumc = sumc + an;
        }

        else if(ch == 'R')
        {
            sumr = sumr + an;
        }

        else if(ch == 'S')
        {
            sums = sums + an;
        }

        sum = sum + an;

    }

    a = ((float)sumc*100)/(float)sum;

    b = ((float)sumr*100)/(float)sum;

    c = ((float)sums*100)/(float)sum;

    printf("Total: %d cobaias\n",sum);

    printf("Total de coelhos: %d\n",sumc);

    printf("Total de ratos: %d\n",sumr);

    printf("Total de sapos: %d\n",sums);

    printf("Percentual de coelhos: %0.2lf %c\n",a,37);

    printf("Percentual de ratos: %0.2lf %c\n",b,37);

    printf("Percentual de sapos: %0.2lf %c\n",c,37);

    return 0;
}