CSCI151 L25 P2

/*
 * prog.c
 *
 *  Created on: Nov 10, 2016
 *      Author: dastan.iyembergen
 */

#include <stdio.h>

int i;

typedef struct{
    int rain;
    double t;
    double w;
} weather;

int totalRain(weather *p){
    int sum=0;
    for (i=0; i<12; i++){
        sum+=p[i].rain;
    }
    return sum;
}

double lowestTemp(weather *p){
    double lowest=p[0].t;
    for (i=1; i<12; i++)
        if (p[i].t<lowest)
            lowest=p[i].t;
    return lowest;

}

double aveWind(weather *p){
    double sum=0;
    for (i=0; i<12; i++){
        sum+=p[i].w;
    }
    return sum/12.0;
}

void printWeather(weather *p){
    for (i=0; i<12; i++){
        printf("%4i %7.1f %6.1f\n", p[i].rain, p[i].t, p[i].w);
    }
}

int main(void) {
    weather *data=(weather*)malloc(12 * sizeof(weather));
    FILE *infile;
    infile=fopen("astana.txt", "r");
    for (i=0; i<12; i++){
        int r;
        double te, wi;
        fscanf(infile, "%i %lf %lf", &r, &te, &wi);
        data[i].rain=r;
        data[i].t=te;
        data[i].w=wi;
    }
    fclose(infile);
    printf("The total rainfall: %4i\n", totalRain(data));
    printf("The lowest temperature: %7.1f\n", lowestTemp(data));
    printf("average wind speed: %6.1f\n\n", aveWind(data));
    printWeather(data);

    return 0;
}