<p>c언어 평균이랑 표준편차 구하는건데 왜 안되죠?</p><p>비쥬얼로 돌리는데 에러가 뜨니까 답답합니다. </p><p>두시간짼데.. </p><p><br></p><p><p>#include<stdio.h></p><p>#include<math.h></p><p>int main()</p><p>{</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>void sss(float a, float b, float c);</p><p><br></p><p><span class="Apple-tab-span" style="white-space:pre"> </span>int a,b,c,d,e,f,g,h,i;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>float x=a+b+c;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>float y=d+e+f;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>float z=g+h+i;</p><p><br></p><p><span class="Apple-tab-span" style="white-space:pre"> </span>printf("국어 점수 입력 : \n");</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>scanf("%d %d %d", &a, &b, &c);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>printf("국어 평균 : %f",x/3);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>x=x/3;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>sss(a-x,b-x,c-x);</p><p><br></p><p><span class="Apple-tab-span" style="white-space:pre"> </span>printf("영어 점수 입력 : \n");</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>scanf("%d %d %d", &d, &e, &f);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>printf("영어 평균 : %f",y/3);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>y=y/3;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>sss(d-y,e-y,f-y);</p><p><br></p><p><span class="Apple-tab-span" style="white-space:pre"> </span>printf("수학 점수 입력 : \n");</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>scanf("%d %d %d", &g, &h, &i);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>printf("수학 평균 : %f",z/3);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>z=z/3;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>sss(g-z,h-z,i-z);</p><p><br></p><p><span class="Apple-tab-span" style="white-space:pre"> </span>return 0;</p><p>}</p><p><br></p><p>void sss(float a, float b,float c)</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>{</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>float d, e;</p><p><br></p><p><span class="Apple-tab-span" style="white-space:pre"> </span>d = a*a + b*b + c*c;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>d = d/3;</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>e = sqrt(d);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span></p><p><span class="Apple-tab-span" style="white-space:pre"> </span>printf("표준 편차 : %f \n",e);</p><p><span class="Apple-tab-span" style="white-space:pre"> </span>}</p></p>
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