山东大学23强基班计算机导论第二次习题答案

T1

#include <stdio.h>

int main() {
    int fahr = 150;
    int celsius = 5 * (fahr - 32) / 9;
    printf("fahr = %d, celsius = %d", fahr, celsius);
}

T2

#include <stdio.h>

int main() {
    float heigth = 100;
    float growth = 10;
    float seconds = 3;
    float result = 0;
    result = 10.0 * 3.0 * 3.0 / 2.0;
    printf("height = %.2f", result);
}

T3

#include <stdio.h>

int main() {
    int a,b,c,d;
    scanf("%d %d %d %d",&a,&b,&c,&d);
    int sum = a + b + c + d;
    float avg = sum / 4.0;
    printf("Sum = %d; Average = %.1f",sum,avg);
}

T4

#include <stdio.h>

int main()
{
    printf("%d %d %d %d %d %d %d",sizeof(double),sizeof(long double),sizeof(long long),sizeof(3.14F),sizeof(3.14),sizeof(521),sizeof(521LL));
}

T5

#include <stdio.h>

int main()
{
    int sum = 100 * 100;
    int x,y;
    scanf("%d%d",&x,&y);
    sum -= x * y;
    sum -= 2 * (100 - x) * y;
    sum -= (100 - x) * (100 - y);
    printf("%d",sum/2);
}

T6

#include <stdio.h>

#define out(a,b,c,o) printf("%d %c %d = %d\n",a,c,b,o)

int main()
{
    int A,B;
    scanf("%d%d",&A,&B);
    out(A,B,'+',A+B);
    out(A,B,'-',A-B);
    out(A,B,'*',A * B);
    out(A,B,'/',A/B);
    out(A,B,'%',A%B);
}

T7

#include <stdio.h>

int main()
{
    float a,d;
    int b;
    char c;
    scanf("%f %d %c %f",&a,&b,&c,&d);
    printf("%c %d %.2f %.2f",c,b,a,d);
}

T8

#include <stdio.h>
#include <math.h>

int main()
{
    double cm;
    scanf("%lf",&cm);
    double foot = cm / 100.0 / 0.3048 * 12;
    printf("%d %d",(int)foot / 12,(int)foot % 12);
}

T9

#include <stdio.h>

int main()
{
    int a = 8, b = 9,c = 10;
    int r = 0;
    int avg = 0;
    avg = a / 3;
    a = avg;
    b += avg;
    c += avg;
    avg = b / 3;
    a+= avg;
    b = avg;
    c += avg;
    avg = c / 3;
    a+= avg;
    b+= avg;
    c=avg ;
    printf("%d %d %d",a,b,c);
}

T10

#include <stdio.h>

int main()
{
    int n;
    scanf("%d",&n);
    int t= n;
    int sum = 1;
    while(n--)
        sum*=2;
    printf("2^%d = %d",t,sum);
}