1.用C语言输入N,计算公式sum=∑i+(i+1) 的值.N=5 sum=(1+2)+(2+3) +(3+4)+(4+5) +(5+6) =35结果要和例子格式一致结果格式是N=5sum=(1+2)+(2+3)+(3+4)+(4+5)+(5+6)=35
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![1.用C语言输入N,计算公式sum=∑i+(i+1) 的值.N=5 sum=(1+2)+(2+3) +(3+4)+(4+5) +(5+6) =35结果要和例子格式一致结果格式是N=5sum=(1+2)+(2+3)+(3+4)+(4+5)+(5+6)=35](/uploads/image/z/955380-12-0.jpg?t=1.%E7%94%A8C%E8%AF%AD%E8%A8%80%E8%BE%93%E5%85%A5N%2C%E8%AE%A1%E7%AE%97%E5%85%AC%E5%BC%8Fsum%3D%E2%88%91i%2B%28i%2B1%29+%E7%9A%84%E5%80%BC.N%3D5+sum%3D%281%2B2%29%2B%282%2B3%29+%2B%283%2B4%29%2B%284%2B5%29+%2B%285%2B6%29+%3D35%E7%BB%93%E6%9E%9C%E8%A6%81%E5%92%8C%E4%BE%8B%E5%AD%90%E6%A0%BC%E5%BC%8F%E4%B8%80%E8%87%B4%E7%BB%93%E6%9E%9C%E6%A0%BC%E5%BC%8F%E6%98%AFN%3D5sum%3D%281%2B2%29%2B%282%2B3%29%2B%283%2B4%29%2B%284%2B5%29%2B%285%2B6%29%3D35)
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