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| # include <stdio.h> int add (float ,float); int multi (float ,float); int cut (float ,float); float division(float ,float); int main (void) { float x,y; printf("press x,y: \n\n"); scanf("%f%f",&x,&y); float s1,s2,s3,s4; s1 = add(x,y); s2 = multi(x,y); s3 = cut(x,y); s4 = division(x,y); printf("add result:%f \n\n",s1); printf("multi result:%f \n\n",s2); printf("cut result:%f \n\n",s3); printf("division result:%f \n\n",s4); return 0; } int add (float a ,float b) { float result; result = a + b; return result; } int multi (float a ,float b) { float result; result = a * b; return result; } int cut (float a ,float b) { float result; result = a - b; return result; } float division (float a ,float b) { float result; result = (float)a/b ; return result; }
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