10.1
#include<stdio.h>
#define MONTHS 12
#define YEARS 5
int main(void)
{
const float rain[YEARS][MONTHS]={{4.3,4.3,4.3,3.0,2.0,1.2,0.2,0.2,0.4,2.4,3.5,6.6},
{8.5,8.2,1.2,1.6,2.4,0.0,5.2,0.9,0.3,0.9,1.4,7.3},
{9.1,8.5,6.7,4.3,2.1,0.8,0.2,0.2,1.1,2.3,6.1,8.4},
{7.2,9.9,8.4,3.3,1.2,0.8,0.4,0.0,0.6,1.7,4.3,6,2},
{7.6,5.6,3.8,2.8,3.8,0.2,0.0,0.0,0.0,1.3,2.6,5.2}};
int year,month;
float subtot,total;
printf("YEAR RAINFALL(inches)\n");
for(year=0,total=0;year<YEARS;year++)
{
for(month=0,subtot=0;month<MONTHS;month++)
subtot+=*(*(rain+year)+month);
printf("%5d %15.1f\n",2000+year,subtot);
total+=subtot;
}
printf("\nThe yearly average is %.1f inches.\n\n",total/YEARS);
printf("MONTHLY AVERAGES:\n\n");
printf("JAN FEB MAR APR MAY JUN JUL AUG SEP OCT ");
printf("Nov DEC \n");
for(month=0;month<MONTHS;month++)
{for(year=0,subtot=0;year<YEARS;year++)
subtot+=*(*(rain+year)+month);
printf("%4.1f",subtot/YEARS);
}
printf("\n");
return 0;
}
#include<stdio.h>
#define MONTHS 12
#
