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我對C非常陌生,並且在處理需要從控制檯提取不確定數量值的項目時,我發現它並沒有拉出正確的值。看起來像地址,我相信這意味着它是一個指針問題,但我似乎無法找到它。C沒有正確讀取輸入的值
int getVals(int degree){
double sum;
double x;
double coefs[degree];
for(int counter = 0; counter<=degree; counter = counter+1){
double nxt;
scanf(" %d", &nxt);
coefs[counter] = nxt;
printf("coefs[%d] = %d\n", counter, coefs[counter]);
}
printf(" x ? ");
scanf(" %d", &x);
printf("degree %d x %d\n", degree, x);
sum = poly(x, degree, coefs);
printf ("polynomial evaluate to: %lf\n", sum);
int newDegree;
scanf(" %d", &newDegree);
degree = newDegree;
if(degree>-1){
getVals(degree);
}
else
return degree;
}
注:聚返回評價多項式 我正在以下無限循環進入一個度爲1和1.5的係數後的結果雙。它不允許我輸入x。 Infinite loop
另外,您應該顯示「poly」函數的代碼。 – Vinicius