#define _CRT_SECURE_NO_WARNINGS#includeint main(){ double a = 1.0; double b = 1.0; double Sn = 0; int i = 0; for (i = 0; i < 20; i++) { a = a + b; b = a - b; Sn += (a / b); } printf("Sn=%f\n", Sn); system("pause"); return 0;}
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#define _CRT_SECURE_NO_WARNINGS#includeint main(){ double a = 1.0; double b = 1.0; double Sn = 0; int i = 0; for (i = 0; i < 20; i++) { a = a + b; b = a - b; Sn += (a / b); } printf("Sn=%f\n", Sn); system("pause"); return 0;}
转载于:https://blog.51cto.com/10741764/1708437