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#include int main() { int a = 5, b = 4, x, y; x = 2 * a++; y = --b * 2; printf("a=%d, x=%d\n", a, x); printf("b=%d, y=%d\n", b, y); return 0; }
#include int main() { int a,b,c,d; char op1,op2,op3; int sum; printf("please input:a+b+c+d\n"); scanf("%d%c%d%c%d%c%d",&a,&op1,&b,&op2,&c,&op3,&d); sum=a+b+c+d; printf("sum=%d",sum); return 0; }