#include <stdio.h>



int main(){

int iNumber1,iNumber2,iNumber3,iResult=0;


iNumber1=5;

iNumber2=6;

iNumber3=9;


iResult=iNumber1+iNumber2+iNumber3;

printf("the result is:%d\n",iResult);


iResult=iNumber1+iNumber2*iNumber3;

printf("the result is:%d\n",iResult);


iResult=(iNumber1+iNumber2)*iNumber3;

printf("the result is:%d\n",iResult);


return 0;

}

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用C语言计算3个算数题